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Finding the Fourth Proportional to 80,336.97, 110,865.01 and 44,529.29

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Solution

The fourth proportional to 80,336.97, 110,865.01 and 44,529.29 is: 61,450.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,336.97 : 110,865.01 = 44,529.29 : x
  2. Step 2: Convert to fraction form
    80,336.97/110,865.01 = 44,529.29/x
  3. Step 3: Cross multiply
    80,336.97x = 110,865.01 × 44,529.29
  4. Step 4: Simplify right side
    80,336.97x = 4,936,740,181.14
  5. Step 5: Solve for x
    x = 4,936,740,181.14/80,336.97
  6. Step 6: Final answer
    x = 61,450.42

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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.