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Finding the Fourth Proportional to 80,317.82, 110,839.25 and 44,508.43

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Solution

The fourth proportional to 80,317.82, 110,839.25 and 44,508.43 is: 61,422.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,317.82 : 110,839.25 = 44,508.43 : x
  2. Step 2: Convert to fraction form
    80,317.82/110,839.25 = 44,508.43/x
  3. Step 3: Cross multiply
    80,317.82x = 110,839.25 × 44,508.43
  4. Step 4: Simplify right side
    80,317.82x = 4,933,280,777.34
  5. Step 5: Solve for x
    x = 4,933,280,777.34/80,317.82
  6. Step 6: Final answer
    x = 61,422.00

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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.