Home / 239,617.80-330,668.46-132,198.12

Finding the Fourth Proportional to 239,617.80, 330,668.46 and 132,198.12

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Solution

The fourth proportional to 239,617.80, 330,668.46 and 132,198.12 is: 182,431.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,617.80 : 330,668.46 = 132,198.12 : x
  2. Step 2: Convert to fraction form
    239,617.80/330,668.46 = 132,198.12/x
  3. Step 3: Cross multiply
    239,617.80x = 330,668.46 × 132,198.12
  4. Step 4: Simplify right side
    239,617.80x = 43,713,748,755.30
  5. Step 5: Solve for x
    x = 43,713,748,755.30/239,617.80
  6. Step 6: Final answer
    x = 182,431.14

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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.