Home / 226,514.88-339,785.28-68,748.48

Finding the Fourth Proportional to 226,514.88, 339,785.28 and 68,748.48

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Solution

The fourth proportional to 226,514.88, 339,785.28 and 68,748.48 is: 103,126.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,514.88 : 339,785.28 = 68,748.48 : x
  2. Step 2: Convert to fraction form
    226,514.88/339,785.28 = 68,748.48/x
  3. Step 3: Cross multiply
    226,514.88x = 339,785.28 × 68,748.48
  4. Step 4: Simplify right side
    226,514.88x = 23,359,721,526.37
  5. Step 5: Solve for x
    x = 23,359,721,526.37/226,514.88
  6. Step 6: Final answer
    x = 103,126.65

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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.