Home / 57,998.85-80,034.62-34,120.91

Finding the Fourth Proportional to 57,998.85, 80,034.62 and 34,120.91

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Solution

The fourth proportional to 57,998.85, 80,034.62 and 34,120.91 is: 47,084.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,998.85 : 80,034.62 = 34,120.91 : x
  2. Step 2: Convert to fraction form
    57,998.85/80,034.62 = 34,120.91/x
  3. Step 3: Cross multiply
    57,998.85x = 80,034.62 × 34,120.91
  4. Step 4: Simplify right side
    57,998.85x = 2,730,854,151.21
  5. Step 5: Solve for x
    x = 2,730,854,151.21/57,998.85
  6. Step 6: Final answer
    x = 47,084.63

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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.