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Finding the Fourth Proportional to 80,317.65, 110,839.01 and 44,508.26

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Solution

The fourth proportional to 80,317.65, 110,839.01 and 44,508.26 is: 61,421.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,317.65 : 110,839.01 = 44,508.26 : x
  2. Step 2: Convert to fraction form
    80,317.65/110,839.01 = 44,508.26/x
  3. Step 3: Cross multiply
    80,317.65x = 110,839.01 × 44,508.26
  4. Step 4: Simplify right side
    80,317.65x = 4,933,251,198.13
  5. Step 5: Solve for x
    x = 4,933,251,198.13/80,317.65
  6. Step 6: Final answer
    x = 61,421.76

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1.5x scale

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.