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Finding the Fourth Proportional to 234,849, 352,338.30 and 68,637

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Solution

The fourth proportional to 234,849, 352,338.30 and 68,637 is: 102,974.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,849 : 352,338.30 = 68,637 : x
  2. Step 2: Convert to fraction form
    234,849/352,338.30 = 68,637/x
  3. Step 3: Cross multiply
    234,849x = 352,338.30 × 68,637
  4. Step 4: Simplify right side
    234,849x = 24,183,443,897.10
  5. Step 5: Solve for x
    x = 24,183,443,897.10/234,849
  6. Step 6: Final answer
    x = 102,974.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.