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Finding the Fourth Proportional to 226,569.92, 339,832.88 and 68,799.76

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Solution

The fourth proportional to 226,569.92, 339,832.88 and 68,799.76 is: 103,192.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,569.92 : 339,832.88 = 68,799.76 : x
  2. Step 2: Convert to fraction form
    226,569.92/339,832.88 = 68,799.76/x
  3. Step 3: Cross multiply
    226,569.92x = 339,832.88 × 68,799.76
  4. Step 4: Simplify right side
    226,569.92x = 23,380,420,584.11
  5. Step 5: Solve for x
    x = 23,380,420,584.11/226,569.92
  6. Step 6: Final answer
    x = 103,192.96

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1.5x scale

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.