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Finding the Fourth Proportional to 67,832.73, 101,711.81 and 53,882.10

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Solution

The fourth proportional to 67,832.73, 101,711.81 and 53,882.10 is: 80,793.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,832.73 : 101,711.81 = 53,882.10 : x
  2. Step 2: Convert to fraction form
    67,832.73/101,711.81 = 53,882.10/x
  3. Step 3: Cross multiply
    67,832.73x = 101,711.81 × 53,882.10
  4. Step 4: Simplify right side
    67,832.73x = 5,480,445,648.19
  5. Step 5: Solve for x
    x = 5,480,445,648.19/67,832.73
  6. Step 6: Final answer
    x = 80,793.53

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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.