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Finding the Fourth Proportional to 234,686.52, 352,059.30 and 114,747.48

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Solution

The fourth proportional to 234,686.52, 352,059.30 and 114,747.48 is: 172,135.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,686.52 : 352,059.30 = 114,747.48 : x
  2. Step 2: Convert to fraction form
    234,686.52/352,059.30 = 114,747.48/x
  3. Step 3: Cross multiply
    234,686.52x = 352,059.30 × 114,747.48
  4. Step 4: Simplify right side
    234,686.52x = 40,397,917,485.56
  5. Step 5: Solve for x
    x = 40,397,917,485.56/234,686.52
  6. Step 6: Final answer
    x = 172,135.65

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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.