Home / 226,150.34-339,264.61-76,391.72

Finding the Fourth Proportional to 226,150.34, 339,264.61 and 76,391.72

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Solution

The fourth proportional to 226,150.34, 339,264.61 and 76,391.72 is: 114,600.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,150.34 : 339,264.61 = 76,391.72 : x
  2. Step 2: Convert to fraction form
    226,150.34/339,264.61 = 76,391.72/x
  3. Step 3: Cross multiply
    226,150.34x = 339,264.61 × 76,391.72
  4. Step 4: Simplify right side
    226,150.34x = 25,917,007,093.03
  5. Step 5: Solve for x
    x = 25,917,007,093.03/226,150.34
  6. Step 6: Final answer
    x = 114,600.79

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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.