Home / 83,496.57-125,287.92-39,127.82

Finding the Fourth Proportional to 83,496.57, 125,287.92 and 39,127.82

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Solution

The fourth proportional to 83,496.57, 125,287.92 and 39,127.82 is: 58,711.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,496.57 : 125,287.92 = 39,127.82 : x
  2. Step 2: Convert to fraction form
    83,496.57/125,287.92 = 39,127.82/x
  3. Step 3: Cross multiply
    83,496.57x = 125,287.92 × 39,127.82
  4. Step 4: Simplify right side
    83,496.57x = 4,902,242,555.49
  5. Step 5: Solve for x
    x = 4,902,242,555.49/83,496.57
  6. Step 6: Final answer
    x = 58,711.90

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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.