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Finding the Fourth Proportional to 234,493.73, 323,602.47 and 127,063.96

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Solution

The fourth proportional to 234,493.73, 323,602.47 and 127,063.96 is: 175,348.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,493.73 : 323,602.47 = 127,063.96 : x
  2. Step 2: Convert to fraction form
    234,493.73/323,602.47 = 127,063.96/x
  3. Step 3: Cross multiply
    234,493.73x = 323,602.47 × 127,063.96
  4. Step 4: Simplify right side
    234,493.73x = 41,118,210,137.61
  5. Step 5: Solve for x
    x = 41,118,210,137.61/234,493.73
  6. Step 6: Final answer
    x = 175,348.87

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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.