Home / 95,882.04-132,378.84-61,905.78

Finding the Fourth Proportional to 95,882.04, 132,378.84 and 61,905.78

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Solution

The fourth proportional to 95,882.04, 132,378.84 and 61,905.78 is: 85,469.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,882.04 : 132,378.84 = 61,905.78 : x
  2. Step 2: Convert to fraction form
    95,882.04/132,378.84 = 61,905.78/x
  3. Step 3: Cross multiply
    95,882.04x = 132,378.84 × 61,905.78
  4. Step 4: Simplify right side
    95,882.04x = 8,195,015,345.70
  5. Step 5: Solve for x
    x = 8,195,015,345.70/95,882.04
  6. Step 6: Final answer
    x = 85,469.76

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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.