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Finding the Fourth Proportional to 80,243.73, 110,736.15 and 46,251.94

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Solution

The fourth proportional to 80,243.73, 110,736.15 and 46,251.94 is: 63,827.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,243.73 : 110,736.15 = 46,251.94 : x
  2. Step 2: Convert to fraction form
    80,243.73/110,736.15 = 46,251.94/x
  3. Step 3: Cross multiply
    80,243.73x = 110,736.15 × 46,251.94
  4. Step 4: Simplify right side
    80,243.73x = 5,121,761,765.63
  5. Step 5: Solve for x
    x = 5,121,761,765.63/80,243.73
  6. Step 6: Final answer
    x = 63,827.56

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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.