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Finding the Fourth Proportional to 234,223.65, 323,228.27 and 126,793.65

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Solution

The fourth proportional to 234,223.65, 323,228.27 and 126,793.65 is: 174,975.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,223.65 : 323,228.27 = 126,793.65 : x
  2. Step 2: Convert to fraction form
    234,223.65/323,228.27 = 126,793.65/x
  3. Step 3: Cross multiply
    234,223.65x = 323,228.27 × 126,793.65
  4. Step 4: Simplify right side
    234,223.65x = 40,983,293,665.58
  5. Step 5: Solve for x
    x = 40,983,293,665.58/234,223.65
  6. Step 6: Final answer
    x = 174,975.04

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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.