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Finding the Fourth Proportional to 88,322.20, 121,915.92 and 52,512.02

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Solution

The fourth proportional to 88,322.20, 121,915.92 and 52,512.02 is: 72,485.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,322.20 : 121,915.92 = 52,512.02 : x
  2. Step 2: Convert to fraction form
    88,322.20/121,915.92 = 52,512.02/x
  3. Step 3: Cross multiply
    88,322.20x = 121,915.92 × 52,512.02
  4. Step 4: Simplify right side
    88,322.20x = 6,402,051,229.36
  5. Step 5: Solve for x
    x = 6,402,051,229.36/88,322.20
  6. Step 6: Final answer
    x = 72,485.19

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