Home / 84,250.82-126,373.76-34,318.56

Finding the Fourth Proportional to 84,250.82, 126,373.76 and 34,318.56

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Solution

The fourth proportional to 84,250.82, 126,373.76 and 34,318.56 is: 51,476.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,250.82 : 126,373.76 = 34,318.56 : x
  2. Step 2: Convert to fraction form
    84,250.82/126,373.76 = 34,318.56/x
  3. Step 3: Cross multiply
    84,250.82x = 126,373.76 × 34,318.56
  4. Step 4: Simplify right side
    84,250.82x = 4,336,965,464.99
  5. Step 5: Solve for x
    x = 4,336,965,464.99/84,250.82
  6. Step 6: Final answer
    x = 51,476.83

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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.