Home / 239,725.85-330,821.00-132,295.12

Finding the Fourth Proportional to 239,725.85, 330,821.00 and 132,295.12

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Solution

The fourth proportional to 239,725.85, 330,821.00 and 132,295.12 is: 182,566.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,725.85 : 330,821.00 = 132,295.12 : x
  2. Step 2: Convert to fraction form
    239,725.85/330,821.00 = 132,295.12/x
  3. Step 3: Cross multiply
    239,725.85x = 330,821.00 × 132,295.12
  4. Step 4: Simplify right side
    239,725.85x = 43,766,003,738.40
  5. Step 5: Solve for x
    x = 43,766,003,738.40/239,725.85
  6. Step 6: Final answer
    x = 182,566.89

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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.