Home / 80,131.60-110,587.85-44,324.94

Finding the Fourth Proportional to 80,131.60, 110,587.85 and 44,324.94

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Solution

The fourth proportional to 80,131.60, 110,587.85 and 44,324.94 is: 61,171.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,131.60 : 110,587.85 = 44,324.94 : x
  2. Step 2: Convert to fraction form
    80,131.60/110,587.85 = 44,324.94/x
  3. Step 3: Cross multiply
    80,131.60x = 110,587.85 × 44,324.94
  4. Step 4: Simplify right side
    80,131.60x = 4,901,799,815.98
  5. Step 5: Solve for x
    x = 4,901,799,815.98/80,131.60
  6. Step 6: Final answer
    x = 61,171.87

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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.