Home / 165,947.24-229,001.10-90,494.12

Finding the Fourth Proportional to 165,947.24, 229,001.10 and 90,494.12

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Solution

The fourth proportional to 165,947.24, 229,001.10 and 90,494.12 is: 124,878.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,947.24 : 229,001.10 = 90,494.12 : x
  2. Step 2: Convert to fraction form
    165,947.24/229,001.10 = 90,494.12/x
  3. Step 3: Cross multiply
    165,947.24x = 229,001.10 × 90,494.12
  4. Step 4: Simplify right side
    165,947.24x = 20,723,253,023.53
  5. Step 5: Solve for x
    x = 20,723,253,023.53/165,947.24
  6. Step 6: Final answer
    x = 124,878.56

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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.