Home / 113,294.22-156,342.65-62,306.88

Finding the Fourth Proportional to 113,294.22, 156,342.65 and 62,306.88

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Solution

The fourth proportional to 113,294.22, 156,342.65 and 62,306.88 is: 85,981.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,294.22 : 156,342.65 = 62,306.88 : x
  2. Step 2: Convert to fraction form
    113,294.22/156,342.65 = 62,306.88/x
  3. Step 3: Cross multiply
    113,294.22x = 156,342.65 × 62,306.88
  4. Step 4: Simplify right side
    113,294.22x = 9,741,222,732.43
  5. Step 5: Solve for x
    x = 9,741,222,732.43/113,294.22
  6. Step 6: Final answer
    x = 85,981.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.