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Finding the Fourth Proportional to 68,553.17, 102,829.56 and 24,169.22

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Solution

The fourth proportional to 68,553.17, 102,829.56 and 24,169.22 is: 36,253.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,553.17 : 102,829.56 = 24,169.22 : x
  2. Step 2: Convert to fraction form
    68,553.17/102,829.56 = 24,169.22/x
  3. Step 3: Cross multiply
    68,553.17x = 102,829.56 × 24,169.22
  4. Step 4: Simplify right side
    68,553.17x = 2,485,310,424.58
  5. Step 5: Solve for x
    x = 2,485,310,424.58/68,553.17
  6. Step 6: Final answer
    x = 36,253.76

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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.