Finding the Fourth Proportional to 99.94, 150.04 and 71.62

Step by Step Solution

1. Step 1: Write the proportion equation
   99.94 : 150.04 = 71.62 : x
2. Step 2: Convert to fraction form
   99.94/150.04 = 71.62/x
3. Step 3: Cross multiply
   99.94x = 150.04 × 71.62
4. Step 4: Simplify right side
   99.94x = 10,745.86
5. Step 5: Solve for x
   x = 10,745.86/99.94
6. Step 6: Final answer
   x = 107.52