Home / 270,379.20-373,116.24-149,517.12

Finding the Fourth Proportional to 270,379.20, 373,116.24 and 149,517.12

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Solution

The fourth proportional to 270,379.20, 373,116.24 and 149,517.12 is: 206,329.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,379.20 : 373,116.24 = 149,517.12 : x
  2. Step 2: Convert to fraction form
    270,379.20/373,116.24 = 149,517.12/x
  3. Step 3: Cross multiply
    270,379.20x = 373,116.24 × 149,517.12
  4. Step 4: Simplify right side
    270,379.20x = 55,787,265,630.03
  5. Step 5: Solve for x
    x = 55,787,265,630.03/270,379.20
  6. Step 6: Final answer
    x = 206,329.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.