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Finding the Fourth Proportional to 40,658.22, 60,908.41 and 29,965.15

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Solution

The fourth proportional to 40,658.22, 60,908.41 and 29,965.15 is: 44,889.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,658.22 : 60,908.41 = 29,965.15 : x
  2. Step 2: Convert to fraction form
    40,658.22/60,908.41 = 29,965.15/x
  3. Step 3: Cross multiply
    40,658.22x = 60,908.41 × 29,965.15
  4. Step 4: Simplify right side
    40,658.22x = 1,825,129,641.91
  5. Step 5: Solve for x
    x = 1,825,129,641.91/40,658.22
  6. Step 6: Final answer
    x = 44,889.56

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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.