Home / 270,308.38-373,010.52-149,442.61

Finding the Fourth Proportional to 270,308.38, 373,010.52 and 149,442.61

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Solution

The fourth proportional to 270,308.38, 373,010.52 and 149,442.61 is: 206,222.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,308.38 : 373,010.52 = 149,442.61 : x
  2. Step 2: Convert to fraction form
    270,308.38/373,010.52 = 149,442.61/x
  3. Step 3: Cross multiply
    270,308.38x = 373,010.52 × 149,442.61
  4. Step 4: Simplify right side
    270,308.38x = 55,743,665,666.26
  5. Step 5: Solve for x
    x = 55,743,665,666.26/270,308.38
  6. Step 6: Final answer
    x = 206,222.48

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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.