Find the missing side round to the nearest tenth

What does the relationship between the mean and median reveal about the shape of the data

Askate shop rents roller skates as shown on the table below. which graph and function models this situation?

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?