Home / 170,591.25-256,108.61-131,176.04

Finding the Fourth Proportional to 170,591.25, 256,108.61 and 131,176.04

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Solution

The fourth proportional to 170,591.25, 256,108.61 and 131,176.04 is: 196,934.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,591.25 : 256,108.61 = 131,176.04 : x
  2. Step 2: Convert to fraction form
    170,591.25/256,108.61 = 131,176.04/x
  3. Step 3: Cross multiply
    170,591.25x = 256,108.61 × 131,176.04
  4. Step 4: Simplify right side
    170,591.25x = 33,595,313,269.70
  5. Step 5: Solve for x
    x = 33,595,313,269.70/170,591.25
  6. Step 6: Final answer
    x = 196,934.56

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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.