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Finding the Fourth Proportional to 63,398.73, 95,034.95 and 31,712.10

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Solution

The fourth proportional to 63,398.73, 95,034.95 and 31,712.10 is: 47,536.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,398.73 : 95,034.95 = 31,712.10 : x
  2. Step 2: Convert to fraction form
    63,398.73/95,034.95 = 31,712.10/x
  3. Step 3: Cross multiply
    63,398.73x = 95,034.95 × 31,712.10
  4. Step 4: Simplify right side
    63,398.73x = 3,013,757,679.33
  5. Step 5: Solve for x
    x = 3,013,757,679.33/63,398.73
  6. Step 6: Final answer
    x = 47,536.56

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1.5x scale

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.