Home / 165,043.47-227,761.16-89,591.97

Finding the Fourth Proportional to 165,043.47, 227,761.16 and 89,591.97

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Solution

The fourth proportional to 165,043.47, 227,761.16 and 89,591.97 is: 123,637.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,043.47 : 227,761.16 = 89,591.97 : x
  2. Step 2: Convert to fraction form
    165,043.47/227,761.16 = 89,591.97/x
  3. Step 3: Cross multiply
    165,043.47x = 227,761.16 × 89,591.97
  4. Step 4: Simplify right side
    165,043.47x = 20,405,570,565.93
  5. Step 5: Solve for x
    x = 20,405,570,565.93/165,043.47
  6. Step 6: Final answer
    x = 123,637.55

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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.