Home / 71,732.22-107,468.55-40,104.42

Finding the Fourth Proportional to 71,732.22, 107,468.55 and 40,104.42

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Solution

The fourth proportional to 71,732.22, 107,468.55 and 40,104.42 is: 60,084.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,732.22 : 107,468.55 = 40,104.42 : x
  2. Step 2: Convert to fraction form
    71,732.22/107,468.55 = 40,104.42/x
  3. Step 3: Cross multiply
    71,732.22x = 107,468.55 × 40,104.42
  4. Step 4: Simplify right side
    71,732.22x = 4,309,963,865.99
  5. Step 5: Solve for x
    x = 4,309,963,865.99/71,732.22
  6. Step 6: Final answer
    x = 60,084.07

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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.