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Finding the Fourth Proportional to 57,962.91, 86,885.54 and 32,951.28

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Solution

The fourth proportional to 57,962.91, 86,885.54 and 32,951.28 is: 49,393.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,962.91 : 86,885.54 = 32,951.28 : x
  2. Step 2: Convert to fraction form
    57,962.91/86,885.54 = 32,951.28/x
  3. Step 3: Cross multiply
    57,962.91x = 86,885.54 × 32,951.28
  4. Step 4: Simplify right side
    57,962.91x = 2,862,989,591.73
  5. Step 5: Solve for x
    x = 2,862,989,591.73/57,962.91
  6. Step 6: Final answer
    x = 49,393.48

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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.