Finding the Fourth Proportional to 114.51, 158.01 and 64.71

Step by Step Solution

1. Step 1: Write the proportion equation
   114.51 : 158.01 = 64.71 : x
2. Step 2: Convert to fraction form
   114.51/158.01 = 64.71/x
3. Step 3: Cross multiply
   114.51x = 158.01 × 64.71
4. Step 4: Simplify right side
   114.51x = 10,224.83
5. Step 5: Solve for x
   x = 10,224.83/114.51
6. Step 6: Final answer
   x = 89.29