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Finding the Fourth Proportional to 80,356.24, 110,891.09 and 44,546.24

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Solution

The fourth proportional to 80,356.24, 110,891.09 and 44,546.24 is: 61,473.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,356.24 : 110,891.09 = 44,546.24 : x
  2. Step 2: Convert to fraction form
    80,356.24/110,891.09 = 44,546.24/x
  3. Step 3: Cross multiply
    80,356.24x = 110,891.09 × 44,546.24
  4. Step 4: Simplify right side
    80,356.24x = 4,939,781,109.00
  5. Step 5: Solve for x
    x = 4,939,781,109.00/80,356.24
  6. Step 6: Final answer
    x = 61,473.52

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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.