Home / 119,454.62-179,020.17-45,542.30

Finding the Fourth Proportional to 119,454.62, 179,020.17 and 45,542.30

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Solution

The fourth proportional to 119,454.62, 179,020.17 and 45,542.30 is: 68,251.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,454.62 : 179,020.17 = 45,542.30 : x
  2. Step 2: Convert to fraction form
    119,454.62/179,020.17 = 45,542.30/x
  3. Step 3: Cross multiply
    119,454.62x = 179,020.17 × 45,542.30
  4. Step 4: Simplify right side
    119,454.62x = 8,152,990,288.19
  5. Step 5: Solve for x
    x = 8,152,990,288.19/119,454.62
  6. Step 6: Final answer
    x = 68,251.78

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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.