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Finding the Fourth Proportional to 45,893.52, 68,781.96 and 25,092.72

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Solution

The fourth proportional to 45,893.52, 68,781.96 and 25,092.72 is: 37,607.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,893.52 : 68,781.96 = 25,092.72 : x
  2. Step 2: Convert to fraction form
    45,893.52/68,781.96 = 25,092.72/x
  3. Step 3: Cross multiply
    45,893.52x = 68,781.96 × 25,092.72
  4. Step 4: Simplify right side
    45,893.52x = 1,725,926,463.33
  5. Step 5: Solve for x
    x = 1,725,926,463.33/45,893.52
  6. Step 6: Final answer
    x = 37,607.19

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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.