Home / 226,558.50-339,815.81-68,788.32

Finding the Fourth Proportional to 226,558.50, 339,815.81 and 68,788.32

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Solution

The fourth proportional to 226,558.50, 339,815.81 and 68,788.32 is: 103,175.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,558.50 : 339,815.81 = 68,788.32 : x
  2. Step 2: Convert to fraction form
    226,558.50/339,815.81 = 68,788.32/x
  3. Step 3: Cross multiply
    226,558.50x = 339,815.81 × 68,788.32
  4. Step 4: Simplify right side
    226,558.50x = 23,375,356,636.32
  5. Step 5: Solve for x
    x = 23,375,356,636.32/226,558.50
  6. Step 6: Final answer
    x = 103,175.81

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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.