Home / 234,845.20-352,286.79-66,366.88

Finding the Fourth Proportional to 234,845.20, 352,286.79 and 66,366.88

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Solution

The fourth proportional to 234,845.20, 352,286.79 and 66,366.88 is: 99,555.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,845.20 : 352,286.79 = 66,366.88 : x
  2. Step 2: Convert to fraction form
    234,845.20/352,286.79 = 66,366.88/x
  3. Step 3: Cross multiply
    234,845.20x = 352,286.79 × 66,366.88
  4. Step 4: Simplify right side
    234,845.20x = 23,380,175,117.52
  5. Step 5: Solve for x
    x = 23,380,175,117.52/234,845.20
  6. Step 6: Final answer
    x = 99,555.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.