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Finding the Fourth Proportional to 55,513.44, 83,239.92 and 27,371.88

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Solution

The fourth proportional to 55,513.44, 83,239.92 and 27,371.88 is: 41,042.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,513.44 : 83,239.92 = 27,371.88 : x
  2. Step 2: Convert to fraction form
    55,513.44/83,239.92 = 27,371.88/x
  3. Step 3: Cross multiply
    55,513.44x = 83,239.92 × 27,371.88
  4. Step 4: Simplify right side
    55,513.44x = 2,278,433,101.45
  5. Step 5: Solve for x
    x = 2,278,433,101.45/55,513.44
  6. Step 6: Final answer
    x = 41,042.91

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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.