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Finding the Fourth Proportional to 234,184, 323,173.86 and 126,754.92

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Solution

The fourth proportional to 234,184, 323,173.86 and 126,754.92 is: 174,921.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,184 : 323,173.86 = 126,754.92 : x
  2. Step 2: Convert to fraction form
    234,184/323,173.86 = 126,754.92/x
  3. Step 3: Cross multiply
    234,184x = 323,173.86 × 126,754.92
  4. Step 4: Simplify right side
    234,184x = 40,963,876,770.39
  5. Step 5: Solve for x
    x = 40,963,876,770.39/234,184
  6. Step 6: Final answer
    x = 174,921.76

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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.