Home / 215,584.97-323,377.46-82,506.02

Finding the Fourth Proportional to 215,584.97, 323,377.46 and 82,506.02

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Solution

The fourth proportional to 215,584.97, 323,377.46 and 82,506.02 is: 123,759.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,584.97 : 323,377.46 = 82,506.02 : x
  2. Step 2: Convert to fraction form
    215,584.97/323,377.46 = 82,506.02/x
  3. Step 3: Cross multiply
    215,584.97x = 323,377.46 × 82,506.02
  4. Step 4: Simplify right side
    215,584.97x = 26,680,586,769.78
  5. Step 5: Solve for x
    x = 26,680,586,769.78/215,584.97
  6. Step 6: Final answer
    x = 123,759.03

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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.