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Finding the Fourth Proportional to 61,380.78, 92,005.02 and 29,723.82

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Solution

The fourth proportional to 61,380.78, 92,005.02 and 29,723.82 is: 44,553.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,380.78 : 92,005.02 = 29,723.82 : x
  2. Step 2: Convert to fraction form
    61,380.78/92,005.02 = 29,723.82/x
  3. Step 3: Cross multiply
    61,380.78x = 92,005.02 × 29,723.82
  4. Step 4: Simplify right side
    61,380.78x = 2,734,740,653.58
  5. Step 5: Solve for x
    x = 2,734,740,653.58/61,380.78
  6. Step 6: Final answer
    x = 44,553.70

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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.