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Finding the Fourth Proportional to 71,732.30, 107,597.57 and 32,261.54

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Solution

The fourth proportional to 71,732.30, 107,597.57 and 32,261.54 is: 48,391.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,732.30 : 107,597.57 = 32,261.54 : x
  2. Step 2: Convert to fraction form
    71,732.30/107,597.57 = 32,261.54/x
  3. Step 3: Cross multiply
    71,732.30x = 107,597.57 × 32,261.54
  4. Step 4: Simplify right side
    71,732.30x = 3,471,262,609.16
  5. Step 5: Solve for x
    x = 3,471,262,609.16/71,732.30
  6. Step 6: Final answer
    x = 48,391.91

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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.