Home / 225,500.98-338,267.26-90,565.06

Finding the Fourth Proportional to 225,500.98, 338,267.26 and 90,565.06

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Solution

The fourth proportional to 225,500.98, 338,267.26 and 90,565.06 is: 135,853.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,500.98 : 338,267.26 = 90,565.06 : x
  2. Step 2: Convert to fraction form
    225,500.98/338,267.26 = 90,565.06/x
  3. Step 3: Cross multiply
    225,500.98x = 338,267.26 × 90,565.06
  4. Step 4: Simplify right side
    225,500.98x = 30,635,193,965.47
  5. Step 5: Solve for x
    x = 30,635,193,965.47/225,500.98
  6. Step 6: Final answer
    x = 135,853.93

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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.