Home / 252,589.20-348,548.25-139,404.66

Finding the Fourth Proportional to 252,589.20, 348,548.25 and 139,404.66

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Solution

The fourth proportional to 252,589.20, 348,548.25 and 139,404.66 is: 192,364.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,589.20 : 348,548.25 = 139,404.66 : x
  2. Step 2: Convert to fraction form
    252,589.20/348,548.25 = 139,404.66/x
  3. Step 3: Cross multiply
    252,589.20x = 348,548.25 × 139,404.66
  4. Step 4: Simplify right side
    252,589.20x = 48,589,250,284.85
  5. Step 5: Solve for x
    x = 48,589,250,284.85/252,589.20
  6. Step 6: Final answer
    x = 192,364.72

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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.