Home / 239,882.37-331,035.35-132,450.11

Finding the Fourth Proportional to 239,882.37, 331,035.35 and 132,450.11

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Solution

The fourth proportional to 239,882.37, 331,035.35 and 132,450.11 is: 182,779.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,882.37 : 331,035.35 = 132,450.11 : x
  2. Step 2: Convert to fraction form
    239,882.37/331,035.35 = 132,450.11/x
  3. Step 3: Cross multiply
    239,882.37x = 331,035.35 × 132,450.11
  4. Step 4: Simplify right side
    239,882.37x = 43,845,668,521.39
  5. Step 5: Solve for x
    x = 43,845,668,521.39/239,882.37
  6. Step 6: Final answer
    x = 182,779.87

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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.