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Finding the Fourth Proportional to 132,458.40, 198,687.60 and 125,200.80

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Solution

The fourth proportional to 132,458.40, 198,687.60 and 125,200.80 is: 187,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,458.40 : 198,687.60 = 125,200.80 : x
  2. Step 2: Convert to fraction form
    132,458.40/198,687.60 = 125,200.80/x
  3. Step 3: Cross multiply
    132,458.40x = 198,687.60 × 125,200.80
  4. Step 4: Simplify right side
    132,458.40x = 24,875,846,470.08
  5. Step 5: Solve for x
    x = 24,875,846,470.08/132,458.40
  6. Step 6: Final answer
    x = 187,801.20

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