Home / 252,010.27-347,763.82-137,286.63

Finding the Fourth Proportional to 252,010.27, 347,763.82 and 137,286.63

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Solution

The fourth proportional to 252,010.27, 347,763.82 and 137,286.63 is: 189,449.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,010.27 : 347,763.82 = 137,286.63 : x
  2. Step 2: Convert to fraction form
    252,010.27/347,763.82 = 137,286.63/x
  3. Step 3: Cross multiply
    252,010.27x = 347,763.82 × 137,286.63
  4. Step 4: Simplify right side
    252,010.27x = 47,743,322,883.73
  5. Step 5: Solve for x
    x = 47,743,322,883.73/252,010.27
  6. Step 6: Final answer
    x = 189,449.91

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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.