Home / 84,273.89-126,375.66-34,319.97

Finding the Fourth Proportional to 84,273.89, 126,375.66 and 34,319.97

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Solution

The fourth proportional to 84,273.89, 126,375.66 and 34,319.97 is: 51,465.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,273.89 : 126,375.66 = 34,319.97 : x
  2. Step 2: Convert to fraction form
    84,273.89/126,375.66 = 34,319.97/x
  3. Step 3: Cross multiply
    84,273.89x = 126,375.66 × 34,319.97
  4. Step 4: Simplify right side
    84,273.89x = 4,337,208,859.93
  5. Step 5: Solve for x
    x = 4,337,208,859.93/84,273.89
  6. Step 6: Final answer
    x = 51,465.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.