Home / 80,112.24-110,550.42-44,299.86

Finding the Fourth Proportional to 80,112.24, 110,550.42 and 44,299.86

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Solution

The fourth proportional to 80,112.24, 110,550.42 and 44,299.86 is: 61,131.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,112.24 : 110,550.42 = 44,299.86 : x
  2. Step 2: Convert to fraction form
    80,112.24/110,550.42 = 44,299.86/x
  3. Step 3: Cross multiply
    80,112.24x = 110,550.42 × 44,299.86
  4. Step 4: Simplify right side
    80,112.24x = 4,897,368,128.94
  5. Step 5: Solve for x
    x = 4,897,368,128.94/80,112.24
  6. Step 6: Final answer
    x = 61,131.33

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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.