Home / 252,331.20-348,212.59-137,610.70

Finding the Fourth Proportional to 252,331.20, 348,212.59 and 137,610.70

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Solution

The fourth proportional to 252,331.20, 348,212.59 and 137,610.70 is: 189,900.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,331.20 : 348,212.59 = 137,610.70 : x
  2. Step 2: Convert to fraction form
    252,331.20/348,212.59 = 137,610.70/x
  3. Step 3: Cross multiply
    252,331.20x = 348,212.59 × 137,610.70
  4. Step 4: Simplify right side
    252,331.20x = 47,917,777,044.15
  5. Step 5: Solve for x
    x = 47,917,777,044.15/252,331.20
  6. Step 6: Final answer
    x = 189,900.33

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1.5x scale

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.