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Finding the Fourth Proportional to 83,377.77, 125,034.74 and 41,243.39

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Solution

The fourth proportional to 83,377.77, 125,034.74 and 41,243.39 is: 61,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,377.77 : 125,034.74 = 41,243.39 : x
  2. Step 2: Convert to fraction form
    83,377.77/125,034.74 = 41,243.39/x
  3. Step 3: Cross multiply
    83,377.77x = 125,034.74 × 41,243.39
  4. Step 4: Simplify right side
    83,377.77x = 5,156,856,545.37
  5. Step 5: Solve for x
    x = 5,156,856,545.37/83,377.77
  6. Step 6: Final answer
    x = 61,849.30

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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.