Home / 52,456.38-78,685.14-41,992.92

Finding the Fourth Proportional to 52,456.38, 78,685.14 and 41,992.92

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Solution

The fourth proportional to 52,456.38, 78,685.14 and 41,992.92 is: 62,989.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,456.38 : 78,685.14 = 41,992.92 : x
  2. Step 2: Convert to fraction form
    52,456.38/78,685.14 = 41,992.92/x
  3. Step 3: Cross multiply
    52,456.38x = 78,685.14 × 41,992.92
  4. Step 4: Simplify right side
    52,456.38x = 3,304,218,789.21
  5. Step 5: Solve for x
    x = 3,304,218,789.21/52,456.38
  6. Step 6: Final answer
    x = 62,989.84

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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.