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Finding the Fourth Proportional to 73,934.53, 110,997.14 and 63,471.79

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Solution

The fourth proportional to 73,934.53, 110,997.14 and 63,471.79 is: 95,289.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,934.53 : 110,997.14 = 63,471.79 : x
  2. Step 2: Convert to fraction form
    73,934.53/110,997.14 = 63,471.79/x
  3. Step 3: Cross multiply
    73,934.53x = 110,997.14 × 63,471.79
  4. Step 4: Simplify right side
    73,934.53x = 7,045,187,160.68
  5. Step 5: Solve for x
    x = 7,045,187,160.68/73,934.53
  6. Step 6: Final answer
    x = 95,289.54

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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.