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Finding the Fourth Proportional to 67,384.72, 101,037.29 and 29,926.88

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Solution

The fourth proportional to 67,384.72, 101,037.29 and 29,926.88 is: 44,872.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,384.72 : 101,037.29 = 29,926.88 : x
  2. Step 2: Convert to fraction form
    67,384.72/101,037.29 = 29,926.88/x
  3. Step 3: Cross multiply
    67,384.72x = 101,037.29 × 29,926.88
  4. Step 4: Simplify right side
    67,384.72x = 3,023,730,198.53
  5. Step 5: Solve for x
    x = 3,023,730,198.53/67,384.72
  6. Step 6: Final answer
    x = 44,872.64

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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.