Home / 80,229.22-110,649.06-51,553.54

Finding the Fourth Proportional to 80,229.22, 110,649.06 and 51,553.54

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Solution

The fourth proportional to 80,229.22, 110,649.06 and 51,553.54 is: 71,100.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,229.22 : 110,649.06 = 51,553.54 : x
  2. Step 2: Convert to fraction form
    80,229.22/110,649.06 = 51,553.54/x
  3. Step 3: Cross multiply
    80,229.22x = 110,649.06 × 51,553.54
  4. Step 4: Simplify right side
    80,229.22x = 5,704,350,740.67
  5. Step 5: Solve for x
    x = 5,704,350,740.67/80,229.22
  6. Step 6: Final answer
    x = 71,100.66

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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.