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Finding the Fourth Proportional to 115,819.88, 173,758.97 and 32,713.88

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Solution

The fourth proportional to 115,819.88, 173,758.97 and 32,713.88 is: 49,079.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,819.88 : 173,758.97 = 32,713.88 : x
  2. Step 2: Convert to fraction form
    115,819.88/173,758.97 = 32,713.88/x
  3. Step 3: Cross multiply
    115,819.88x = 173,758.97 × 32,713.88
  4. Step 4: Simplify right side
    115,819.88x = 5,684,329,306.49
  5. Step 5: Solve for x
    x = 5,684,329,306.49/115,819.88
  6. Step 6: Final answer
    x = 49,079.05

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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.