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Finding the Fourth Proportional to 83,979.60, 125,969.40 and 24,817.20

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Solution

The fourth proportional to 83,979.60, 125,969.40 and 24,817.20 is: 37,225.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,979.60 : 125,969.40 = 24,817.20 : x
  2. Step 2: Convert to fraction form
    83,979.60/125,969.40 = 24,817.20/x
  3. Step 3: Cross multiply
    83,979.60x = 125,969.40 × 24,817.20
  4. Step 4: Simplify right side
    83,979.60x = 3,126,207,793.68
  5. Step 5: Solve for x
    x = 3,126,207,793.68/83,979.60
  6. Step 6: Final answer
    x = 37,225.80

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