Home / 83,947.56-125,935.02-24,789.21

Finding the Fourth Proportional to 83,947.56, 125,935.02 and 24,789.21

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Solution

The fourth proportional to 83,947.56, 125,935.02 and 24,789.21 is: 37,187.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,947.56 : 125,935.02 = 24,789.21 : x
  2. Step 2: Convert to fraction form
    83,947.56/125,935.02 = 24,789.21/x
  3. Step 3: Cross multiply
    83,947.56x = 125,935.02 × 24,789.21
  4. Step 4: Simplify right side
    83,947.56x = 3,121,829,657.13
  5. Step 5: Solve for x
    x = 3,121,829,657.13/83,947.56
  6. Step 6: Final answer
    x = 37,187.85

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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.