Home / 226,144.56-339,228.72-68,369

Finding the Fourth Proportional to 226,144.56, 339,228.72 and 68,369

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Solution

The fourth proportional to 226,144.56, 339,228.72 and 68,369 is: 102,557.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,144.56 : 339,228.72 = 68,369 : x
  2. Step 2: Convert to fraction form
    226,144.56/339,228.72 = 68,369/x
  3. Step 3: Cross multiply
    226,144.56x = 339,228.72 × 68,369
  4. Step 4: Simplify right side
    226,144.56x = 23,192,728,357.68
  5. Step 5: Solve for x
    x = 23,192,728,357.68/226,144.56
  6. Step 6: Final answer
    x = 102,557.09

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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.