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Finding the Fourth Proportional to 80,791.98, 111,491.19 and 44,494.44

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Solution

The fourth proportional to 80,791.98, 111,491.19 and 44,494.44 is: 61,401.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,791.98 : 111,491.19 = 44,494.44 : x
  2. Step 2: Convert to fraction form
    80,791.98/111,491.19 = 44,494.44/x
  3. Step 3: Cross multiply
    80,791.98x = 111,491.19 × 44,494.44
  4. Step 4: Simplify right side
    80,791.98x = 4,960,738,063.98
  5. Step 5: Solve for x
    x = 4,960,738,063.98/80,791.98
  6. Step 6: Final answer
    x = 61,401.37

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1.5x scale

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.