Home / 226,541.97-339,845.76-68,770.57

Finding the Fourth Proportional to 226,541.97, 339,845.76 and 68,770.57

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Solution

The fourth proportional to 226,541.97, 339,845.76 and 68,770.57 is: 103,165.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,541.97 : 339,845.76 = 68,770.57 : x
  2. Step 2: Convert to fraction form
    226,541.97/339,845.76 = 68,770.57/x
  3. Step 3: Cross multiply
    226,541.97x = 339,845.76 × 68,770.57
  4. Step 4: Simplify right side
    226,541.97x = 23,371,386,627.28
  5. Step 5: Solve for x
    x = 23,371,386,627.28/226,541.97
  6. Step 6: Final answer
    x = 103,165.81

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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.