Home / 83,414.61-125,132.85-43,973.28

Finding the Fourth Proportional to 83,414.61, 125,132.85 and 43,973.28

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Solution

The fourth proportional to 83,414.61, 125,132.85 and 43,973.28 is: 65,965.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,414.61 : 125,132.85 = 43,973.28 : x
  2. Step 2: Convert to fraction form
    83,414.61/125,132.85 = 43,973.28/x
  3. Step 3: Cross multiply
    83,414.61x = 125,132.85 × 43,973.28
  4. Step 4: Simplify right side
    83,414.61x = 5,502,501,850.25
  5. Step 5: Solve for x
    x = 5,502,501,850.25/83,414.61
  6. Step 6: Final answer
    x = 65,965.68

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1.5x scale

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.