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Finding the Fourth Proportional to 80,403.62, 110,954.16 and 44,596.94

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Solution

The fourth proportional to 80,403.62, 110,954.16 and 44,596.94 is: 61,542.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,403.62 : 110,954.16 = 44,596.94 : x
  2. Step 2: Convert to fraction form
    80,403.62/110,954.16 = 44,596.94/x
  3. Step 3: Cross multiply
    80,403.62x = 110,954.16 × 44,596.94
  4. Step 4: Simplify right side
    80,403.62x = 4,948,216,016.27
  5. Step 5: Solve for x
    x = 4,948,216,016.27/80,403.62
  6. Step 6: Final answer
    x = 61,542.20

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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.