Home / 83,372.24-124,949.88-63,578

Finding the Fourth Proportional to 83,372.24, 124,949.88 and 63,578

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Solution

The fourth proportional to 83,372.24, 124,949.88 and 63,578 is: 95,284.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,372.24 : 124,949.88 = 63,578 : x
  2. Step 2: Convert to fraction form
    83,372.24/124,949.88 = 63,578/x
  3. Step 3: Cross multiply
    83,372.24x = 124,949.88 × 63,578
  4. Step 4: Simplify right side
    83,372.24x = 7,944,063,470.64
  5. Step 5: Solve for x
    x = 7,944,063,470.64/83,372.24
  6. Step 6: Final answer
    x = 95,284.28

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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.