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Finding the Fourth Proportional to 57,901.76, 86,851.02 and 24,605.12

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Solution

The fourth proportional to 57,901.76, 86,851.02 and 24,605.12 is: 36,906.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,901.76 : 86,851.02 = 24,605.12 : x
  2. Step 2: Convert to fraction form
    57,901.76/86,851.02 = 24,605.12/x
  3. Step 3: Cross multiply
    57,901.76x = 86,851.02 × 24,605.12
  4. Step 4: Simplify right side
    57,901.76x = 2,136,979,769.22
  5. Step 5: Solve for x
    x = 2,136,979,769.22/57,901.76
  6. Step 6: Final answer
    x = 36,906.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.