Home / 83,374.56-125,074.92-27,201.72

Finding the Fourth Proportional to 83,374.56, 125,074.92 and 27,201.72

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Solution

The fourth proportional to 83,374.56, 125,074.92 and 27,201.72 is: 40,806.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,374.56 : 125,074.92 = 27,201.72 : x
  2. Step 2: Convert to fraction form
    83,374.56/125,074.92 = 27,201.72/x
  3. Step 3: Cross multiply
    83,374.56x = 125,074.92 × 27,201.72
  4. Step 4: Simplify right side
    83,374.56x = 3,402,252,952.86
  5. Step 5: Solve for x
    x = 3,402,252,952.86/83,374.56
  6. Step 6: Final answer
    x = 40,806.85

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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.