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Finding the Fourth Proportional to 92,268.96, 127,331.17 and 49,827.49

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Solution

The fourth proportional to 92,268.96, 127,331.17 and 49,827.49 is: 68,761.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,268.96 : 127,331.17 = 49,827.49 : x
  2. Step 2: Convert to fraction form
    92,268.96/127,331.17 = 49,827.49/x
  3. Step 3: Cross multiply
    92,268.96x = 127,331.17 × 49,827.49
  4. Step 4: Simplify right side
    92,268.96x = 6,344,592,350.73
  5. Step 5: Solve for x
    x = 6,344,592,350.73/92,268.96
  6. Step 6: Final answer
    x = 68,761.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.