Home / 97,306.28-134,279.61-57,046.85

Finding the Fourth Proportional to 97,306.28, 134,279.61 and 57,046.85

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Solution

The fourth proportional to 97,306.28, 134,279.61 and 57,046.85 is: 78,722.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,306.28 : 134,279.61 = 57,046.85 : x
  2. Step 2: Convert to fraction form
    97,306.28/134,279.61 = 57,046.85/x
  3. Step 3: Cross multiply
    97,306.28x = 134,279.61 × 57,046.85
  4. Step 4: Simplify right side
    97,306.28x = 7,660,228,387.95
  5. Step 5: Solve for x
    x = 7,660,228,387.95/97,306.28
  6. Step 6: Final answer
    x = 78,722.86

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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.