Is there an easy way to do a proportion

The way I do it is fractions

If A is to B as C is to D, then

A/B = C/D

thanks i figured it oout though but thanks for the help

You're welcome! I'm glad you were able to figure it out. Using fractions is indeed a straightforward and easy way to solve proportions. If you have any more questions or need further assistance, feel free to ask.