Posted by **Sam** on Tuesday, December 10, 2013 at 4:32pm.

108 is 36% of what number? Write and solve a proportion.

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**Ms. Sue**, Tuesday, December 10, 2013 at 4:33pm
I'll be glad to check your answer.

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**Sam**, Tuesday, December 10, 2013 at 4:35pm
36*108=3888 divided by 100=38.88?

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**Ms. Sue**, Tuesday, December 10, 2013 at 4:48pm
You didn't set up a proportion. And your answer is wrong.

First let's estimate the answer. 36% is a little more than 1/3. 3 * 108 = 324

Now the proportion.

36/100 = 108/x

Cross multiply and solve for x.

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**Sam**, Tuesday, December 10, 2013 at 5:01pm
thank you!

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**Ms. Sue**, Tuesday, December 10, 2013 at 5:03pm
You're welcome.

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