Home / 239,993.12-331,162.10-132,556.74

Finding the Fourth Proportional to 239,993.12, 331,162.10 and 132,556.74

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Solution

The fourth proportional to 239,993.12, 331,162.10 and 132,556.74 is: 182,912.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,993.12 : 331,162.10 = 132,556.74 : x
  2. Step 2: Convert to fraction form
    239,993.12/331,162.10 = 132,556.74/x
  3. Step 3: Cross multiply
    239,993.12x = 331,162.10 × 132,556.74
  4. Step 4: Simplify right side
    239,993.12x = 43,897,768,387.55
  5. Step 5: Solve for x
    x = 43,897,768,387.55/239,993.12
  6. Step 6: Final answer
    x = 182,912.61

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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.