Home / 270,745.20-373,630.68-149,883.12

Finding the Fourth Proportional to 270,745.20, 373,630.68 and 149,883.12

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Solution

The fourth proportional to 270,745.20, 373,630.68 and 149,883.12 is: 206,839.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,745.20 : 373,630.68 = 149,883.12 : x
  2. Step 2: Convert to fraction form
    270,745.20/373,630.68 = 149,883.12/x
  3. Step 3: Cross multiply
    270,745.20x = 373,630.68 × 149,883.12
  4. Step 4: Simplify right side
    270,745.20x = 56,000,932,046.12
  5. Step 5: Solve for x
    x = 56,000,932,046.12/270,745.20
  6. Step 6: Final answer
    x = 206,839.98

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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.