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Finding the Fourth Proportional to 226,696.86, 340,023.42 and 68,926.68

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Solution

The fourth proportional to 226,696.86, 340,023.42 and 68,926.68 is: 103,383.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,696.86 : 340,023.42 = 68,926.68 : x
  2. Step 2: Convert to fraction form
    226,696.86/340,023.42 = 68,926.68/x
  3. Step 3: Cross multiply
    226,696.86x = 340,023.42 × 68,926.68
  4. Step 4: Simplify right side
    226,696.86x = 23,436,685,462.85
  5. Step 5: Solve for x
    x = 23,436,685,462.85/226,696.86
  6. Step 6: Final answer
    x = 103,383.37

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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.