Home / 170,952.20-256,475.70-71,159.40

Finding the Fourth Proportional to 170,952.20, 256,475.70 and 71,159.40

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Solution

The fourth proportional to 170,952.20, 256,475.70 and 71,159.40 is: 106,758.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,952.20 : 256,475.70 = 71,159.40 : x
  2. Step 2: Convert to fraction form
    170,952.20/256,475.70 = 71,159.40/x
  3. Step 3: Cross multiply
    170,952.20x = 256,475.70 × 71,159.40
  4. Step 4: Simplify right side
    170,952.20x = 18,250,656,926.58
  5. Step 5: Solve for x
    x = 18,250,656,926.58/170,952.20
  6. Step 6: Final answer
    x = 106,758.83

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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.