Home / 165,262.43-227,997.76-122,344.65

Finding the Fourth Proportional to 165,262.43, 227,997.76 and 122,344.65

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Solution

The fourth proportional to 165,262.43, 227,997.76 and 122,344.65 is: 168,787.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,262.43 : 227,997.76 = 122,344.65 : x
  2. Step 2: Convert to fraction form
    165,262.43/227,997.76 = 122,344.65/x
  3. Step 3: Cross multiply
    165,262.43x = 227,997.76 × 122,344.65
  4. Step 4: Simplify right side
    165,262.43x = 27,894,305,336.94
  5. Step 5: Solve for x
    x = 27,894,305,336.94/165,262.43
  6. Step 6: Final answer
    x = 168,787.94

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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.