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Finding the Fourth Proportional to 234,751.44, 352,120.86 and 66,283.38

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Solution

The fourth proportional to 234,751.44, 352,120.86 and 66,283.38 is: 99,423.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,751.44 : 352,120.86 = 66,283.38 : x
  2. Step 2: Convert to fraction form
    234,751.44/352,120.86 = 66,283.38/x
  3. Step 3: Cross multiply
    234,751.44x = 352,120.86 × 66,283.38
  4. Step 4: Simplify right side
    234,751.44x = 23,339,760,769.31
  5. Step 5: Solve for x
    x = 23,339,760,769.31/234,751.44
  6. Step 6: Final answer
    x = 99,423.29

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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.