Home / 226,208.97-339,329.79-68,449.86

Finding the Fourth Proportional to 226,208.97, 339,329.79 and 68,449.86

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Solution

The fourth proportional to 226,208.97, 339,329.79 and 68,449.86 is: 102,679.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,208.97 : 339,329.79 = 68,449.86 : x
  2. Step 2: Convert to fraction form
    226,208.97/339,329.79 = 68,449.86/x
  3. Step 3: Cross multiply
    226,208.97x = 339,329.79 × 68,449.86
  4. Step 4: Simplify right side
    226,208.97x = 23,227,076,619.33
  5. Step 5: Solve for x
    x = 23,227,076,619.33/226,208.97
  6. Step 6: Final answer
    x = 102,679.73

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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.