Home / 281,732.26-422,647.59-123,956.61

Finding the Fourth Proportional to 281,732.26, 422,647.59 and 123,956.61

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Solution

The fourth proportional to 281,732.26, 422,647.59 and 123,956.61 is: 185,956.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,732.26 : 422,647.59 = 123,956.61 : x
  2. Step 2: Convert to fraction form
    281,732.26/422,647.59 = 123,956.61/x
  3. Step 3: Cross multiply
    281,732.26x = 422,647.59 × 123,956.61
  4. Step 4: Simplify right side
    281,732.26x = 52,389,962,153.44
  5. Step 5: Solve for x
    x = 52,389,962,153.44/281,732.26
  6. Step 6: Final answer
    x = 185,956.56

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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.