Home / 226,229.82-339,288.66-76,466.79

Finding the Fourth Proportional to 226,229.82, 339,288.66 and 76,466.79

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Solution

The fourth proportional to 226,229.82, 339,288.66 and 76,466.79 is: 114,681.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,229.82 : 339,288.66 = 76,466.79 : x
  2. Step 2: Convert to fraction form
    226,229.82/339,288.66 = 76,466.79/x
  3. Step 3: Cross multiply
    226,229.82x = 339,288.66 × 76,466.79
  4. Step 4: Simplify right side
    226,229.82x = 25,944,314,713.60
  5. Step 5: Solve for x
    x = 25,944,314,713.60/226,229.82
  6. Step 6: Final answer
    x = 114,681.23

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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.