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Finding the Fourth Proportional to 234,911.92, 324,179.30 and 127,481.92

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Solution

The fourth proportional to 234,911.92, 324,179.30 and 127,481.92 is: 175,925.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,911.92 : 324,179.30 = 127,481.92 : x
  2. Step 2: Convert to fraction form
    234,911.92/324,179.30 = 127,481.92/x
  3. Step 3: Cross multiply
    234,911.92x = 324,179.30 × 127,481.92
  4. Step 4: Simplify right side
    234,911.92x = 41,326,999,588.26
  5. Step 5: Solve for x
    x = 41,326,999,588.26/234,911.92
  6. Step 6: Final answer
    x = 175,925.51

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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.