Home / 226,558.43-339,815.67-68,788.25

Finding the Fourth Proportional to 226,558.43, 339,815.67 and 68,788.25

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Solution

The fourth proportional to 226,558.43, 339,815.67 and 68,788.25 is: 103,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,558.43 : 339,815.67 = 68,788.25 : x
  2. Step 2: Convert to fraction form
    226,558.43/339,815.67 = 68,788.25/x
  3. Step 3: Cross multiply
    226,558.43x = 339,815.67 × 68,788.25
  4. Step 4: Simplify right side
    226,558.43x = 23,375,325,261.88
  5. Step 5: Solve for x
    x = 23,375,325,261.88/226,558.43
  6. Step 6: Final answer
    x = 103,175.70

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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.