Home / 221,589.03-332,456.45-88,395.87

Finding the Fourth Proportional to 221,589.03, 332,456.45 and 88,395.87

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Solution

The fourth proportional to 221,589.03, 332,456.45 and 88,395.87 is: 132,622.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,589.03 : 332,456.45 = 88,395.87 : x
  2. Step 2: Convert to fraction form
    221,589.03/332,456.45 = 88,395.87/x
  3. Step 3: Cross multiply
    221,589.03x = 332,456.45 × 88,395.87
  4. Step 4: Simplify right side
    221,589.03x = 29,387,776,692.88
  5. Step 5: Solve for x
    x = 29,387,776,692.88/221,589.03
  6. Step 6: Final answer
    x = 132,622.89

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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.