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Finding the Fourth Proportional to 67,752.92, 101,691.84 and 34,496.96

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Solution

The fourth proportional to 67,752.92, 101,691.84 and 34,496.96 is: 51,777.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,752.92 : 101,691.84 = 34,496.96 : x
  2. Step 2: Convert to fraction form
    67,752.92/101,691.84 = 34,496.96/x
  3. Step 3: Cross multiply
    67,752.92x = 101,691.84 × 34,496.96
  4. Step 4: Simplify right side
    67,752.92x = 3,508,059,336.81
  5. Step 5: Solve for x
    x = 3,508,059,336.81/67,752.92
  6. Step 6: Final answer
    x = 51,777.24

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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.