Home / 239,834.13-330,969.12-132,401.88

Finding the Fourth Proportional to 239,834.13, 330,969.12 and 132,401.88

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Solution

The fourth proportional to 239,834.13, 330,969.12 and 132,401.88 is: 182,713.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,834.13 : 330,969.12 = 132,401.88 : x
  2. Step 2: Convert to fraction form
    239,834.13/330,969.12 = 132,401.88/x
  3. Step 3: Cross multiply
    239,834.13x = 330,969.12 × 132,401.88
  4. Step 4: Simplify right side
    239,834.13x = 43,820,933,709.95
  5. Step 5: Solve for x
    x = 43,820,933,709.95/239,834.13
  6. Step 6: Final answer
    x = 182,713.50

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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.