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Finding the Fourth Proportional to 221,859.42, 332,549.13 and 88,593.18

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Solution

The fourth proportional to 221,859.42, 332,549.13 and 88,593.18 is: 132,793.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,859.42 : 332,549.13 = 88,593.18 : x
  2. Step 2: Convert to fraction form
    221,859.42/332,549.13 = 88,593.18/x
  3. Step 3: Cross multiply
    221,859.42x = 332,549.13 × 88,593.18
  4. Step 4: Simplify right side
    221,859.42x = 29,461,584,932.93
  5. Step 5: Solve for x
    x = 29,461,584,932.93/221,859.42
  6. Step 6: Final answer
    x = 132,793.93

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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.