Home / 187,821.52-281,732.28-113,794

Finding the Fourth Proportional to 187,821.52, 281,732.28 and 113,794

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Solution

The fourth proportional to 187,821.52, 281,732.28 and 113,794 is: 170,691.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,821.52 : 281,732.28 = 113,794 : x
  2. Step 2: Convert to fraction form
    187,821.52/281,732.28 = 113,794/x
  3. Step 3: Cross multiply
    187,821.52x = 281,732.28 × 113,794
  4. Step 4: Simplify right side
    187,821.52x = 32,059,443,070.32
  5. Step 5: Solve for x
    x = 32,059,443,070.32/187,821.52
  6. Step 6: Final answer
    x = 170,691.00

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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.