Home / 165,012.38-227,717.09-89,560.88

Finding the Fourth Proportional to 165,012.38, 227,717.09 and 89,560.88

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Solution

The fourth proportional to 165,012.38, 227,717.09 and 89,560.88 is: 123,594.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,012.38 : 227,717.09 = 89,560.88 : x
  2. Step 2: Convert to fraction form
    165,012.38/227,717.09 = 89,560.88/x
  3. Step 3: Cross multiply
    165,012.38x = 227,717.09 × 89,560.88
  4. Step 4: Simplify right side
    165,012.38x = 20,394,542,971.44
  5. Step 5: Solve for x
    x = 20,394,542,971.44/165,012.38
  6. Step 6: Final answer
    x = 123,594.02

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1.5x scale

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.