Home / 252,092.91-347,888.25-137,371.60

Finding the Fourth Proportional to 252,092.91, 347,888.25 and 137,371.60

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Solution

The fourth proportional to 252,092.91, 347,888.25 and 137,371.60 is: 189,572.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,092.91 : 347,888.25 = 137,371.60 : x
  2. Step 2: Convert to fraction form
    252,092.91/347,888.25 = 137,371.60/x
  3. Step 3: Cross multiply
    252,092.91x = 347,888.25 × 137,371.60
  4. Step 4: Simplify right side
    252,092.91x = 47,789,965,523.70
  5. Step 5: Solve for x
    x = 47,789,965,523.70/252,092.91
  6. Step 6: Final answer
    x = 189,572.83

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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.