Home / 270,305.39-373,006.38-149,439.62

Finding the Fourth Proportional to 270,305.39, 373,006.38 and 149,439.62

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Solution

The fourth proportional to 270,305.39, 373,006.38 and 149,439.62 is: 206,218.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,305.39 : 373,006.38 = 149,439.62 : x
  2. Step 2: Convert to fraction form
    270,305.39/373,006.38 = 149,439.62/x
  3. Step 3: Cross multiply
    270,305.39x = 373,006.38 × 149,439.62
  4. Step 4: Simplify right side
    270,305.39x = 55,741,931,684.78
  5. Step 5: Solve for x
    x = 55,741,931,684.78/270,305.39
  6. Step 6: Final answer
    x = 206,218.35

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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.