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Finding the Fourth Proportional to 159,519.43, 239,053.38 and 88,473.34

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Solution

The fourth proportional to 159,519.43, 239,053.38 and 88,473.34 is: 132,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,519.43 : 239,053.38 = 88,473.34 : x
  2. Step 2: Convert to fraction form
    159,519.43/239,053.38 = 88,473.34/x
  3. Step 3: Cross multiply
    159,519.43x = 239,053.38 × 88,473.34
  4. Step 4: Simplify right side
    159,519.43x = 21,149,850,966.89
  5. Step 5: Solve for x
    x = 21,149,850,966.89/159,519.43
  6. Step 6: Final answer
    x = 132,584.80

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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.