Home / 226,108.38-339,159.06-76,453.77

Finding the Fourth Proportional to 226,108.38, 339,159.06 and 76,453.77

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Solution

The fourth proportional to 226,108.38, 339,159.06 and 76,453.77 is: 114,679.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,108.38 : 339,159.06 = 76,453.77 : x
  2. Step 2: Convert to fraction form
    226,108.38/339,159.06 = 76,453.77/x
  3. Step 3: Cross multiply
    226,108.38x = 339,159.06 × 76,453.77
  4. Step 4: Simplify right side
    226,108.38x = 25,929,988,766.66
  5. Step 5: Solve for x
    x = 25,929,988,766.66/226,108.38
  6. Step 6: Final answer
    x = 114,679.47

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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.