Question

If 81, x, 144 are in proportion then find the value of x. ​

Answer 1

Answer:

First, write the proportion, using a letter to stand for the missing term. We find the cross products by multiplying 20 times x, and 50 times 30. Then divide to find x.

Answer 2

Answer:

108

Step-by-step explanation:

x^2 = 81 * 144

x = square root ( 81 * 144)

x = square root (81) * square root (144)

x = 9 * 12

x =108