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Finding the Fourth Proportional to 41,887.82, 57,864.03 and 38,104.31

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Solution

The fourth proportional to 41,887.82, 57,864.03 and 38,104.31 is: 52,637.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,887.82 : 57,864.03 = 38,104.31 : x
  2. Step 2: Convert to fraction form
    41,887.82/57,864.03 = 38,104.31/x
  3. Step 3: Cross multiply
    41,887.82x = 57,864.03 × 38,104.31
  4. Step 4: Simplify right side
    41,887.82x = 2,204,868,936.97
  5. Step 5: Solve for x
    x = 2,204,868,936.97/41,887.82
  6. Step 6: Final answer
    x = 52,637.47

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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.