Home / 252,177.91-348,003.28-137,456.57

Finding the Fourth Proportional to 252,177.91, 348,003.28 and 137,456.57

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Solution

The fourth proportional to 252,177.91, 348,003.28 and 137,456.57 is: 189,688.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,177.91 : 348,003.28 = 137,456.57 : x
  2. Step 2: Convert to fraction form
    252,177.91/348,003.28 = 137,456.57/x
  3. Step 3: Cross multiply
    252,177.91x = 348,003.28 × 137,456.57
  4. Step 4: Simplify right side
    252,177.91x = 47,835,337,217.55
  5. Step 5: Solve for x
    x = 47,835,337,217.55/252,177.91
  6. Step 6: Final answer
    x = 189,688.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.