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Finding the Fourth Proportional to 234,667.68, 352,011.72 and 114,825.56

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Solution

The fourth proportional to 234,667.68, 352,011.72 and 114,825.56 is: 172,243.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,667.68 : 352,011.72 = 114,825.56 : x
  2. Step 2: Convert to fraction form
    234,667.68/352,011.72 = 114,825.56/x
  3. Step 3: Cross multiply
    234,667.68x = 352,011.72 × 114,825.56
  4. Step 4: Simplify right side
    234,667.68x = 40,419,941,115.50
  5. Step 5: Solve for x
    x = 40,419,941,115.50/234,667.68
  6. Step 6: Final answer
    x = 172,243.32

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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.