Finding the Fourth Proportional to 100.27, 150.35 and 35.25

Step by Step Solution

1. Step 1: Write the proportion equation
   100.27 : 150.35 = 35.25 : x
2. Step 2: Convert to fraction form
   100.27/150.35 = 35.25/x
3. Step 3: Cross multiply
   100.27x = 150.35 × 35.25
4. Step 4: Simplify right side
   100.27x = 5,298.91
5. Step 5: Solve for x
   x = 5,298.91/100.27
6. Step 6: Final answer
   x = 52.85