Home / 71,947.28-107,930.75-24,549.62

Finding the Fourth Proportional to 71,947.28, 107,930.75 and 24,549.62

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Solution

The fourth proportional to 71,947.28, 107,930.75 and 24,549.62 is: 36,827.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,947.28 : 107,930.75 = 24,549.62 : x
  2. Step 2: Convert to fraction form
    71,947.28/107,930.75 = 24,549.62/x
  3. Step 3: Cross multiply
    71,947.28x = 107,930.75 × 24,549.62
  4. Step 4: Simplify right side
    71,947.28x = 2,649,658,236.41
  5. Step 5: Solve for x
    x = 2,649,658,236.41/71,947.28
  6. Step 6: Final answer
    x = 36,827.78

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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.