Home / 83,767.36-125,470.60-39,327.52

Finding the Fourth Proportional to 83,767.36, 125,470.60 and 39,327.52

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Solution

The fourth proportional to 83,767.36, 125,470.60 and 39,327.52 is: 58,906.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,767.36 : 125,470.60 = 39,327.52 : x
  2. Step 2: Convert to fraction form
    83,767.36/125,470.60 = 39,327.52/x
  3. Step 3: Cross multiply
    83,767.36x = 125,470.60 × 39,327.52
  4. Step 4: Simplify right side
    83,767.36x = 4,934,447,530.91
  5. Step 5: Solve for x
    x = 4,934,447,530.91/83,767.36
  6. Step 6: Final answer
    x = 58,906.57

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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.