Home / 170,591.50-256,108.99-131,176.29

Finding the Fourth Proportional to 170,591.50, 256,108.99 and 131,176.29

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Solution

The fourth proportional to 170,591.50, 256,108.99 and 131,176.29 is: 196,934.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,591.50 : 256,108.99 = 131,176.29 : x
  2. Step 2: Convert to fraction form
    170,591.50/256,108.99 = 131,176.29/x
  3. Step 3: Cross multiply
    170,591.50x = 256,108.99 × 131,176.29
  4. Step 4: Simplify right side
    170,591.50x = 33,595,426,815.91
  5. Step 5: Solve for x
    x = 33,595,426,815.91/170,591.50
  6. Step 6: Final answer
    x = 196,934.94

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1.5x scale

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.