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Finding the Fourth Proportional to 80,260, 110,759.17 and 44,449.26

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Solution

The fourth proportional to 80,260, 110,759.17 and 44,449.26 is: 61,340.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,260 : 110,759.17 = 44,449.26 : x
  2. Step 2: Convert to fraction form
    80,260/110,759.17 = 44,449.26/x
  3. Step 3: Cross multiply
    80,260x = 110,759.17 × 44,449.26
  4. Step 4: Simplify right side
    80,260x = 4,923,163,144.71
  5. Step 5: Solve for x
    x = 4,923,163,144.71/80,260
  6. Step 6: Final answer
    x = 61,340.18

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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.