Home / 225,949.14-338,926.32-68,178.96

Finding the Fourth Proportional to 225,949.14, 338,926.32 and 68,178.96

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Solution

The fourth proportional to 225,949.14, 338,926.32 and 68,178.96 is: 102,269.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,949.14 : 338,926.32 = 68,178.96 : x
  2. Step 2: Convert to fraction form
    225,949.14/338,926.32 = 68,178.96/x
  3. Step 3: Cross multiply
    225,949.14x = 338,926.32 × 68,178.96
  4. Step 4: Simplify right side
    225,949.14x = 23,107,644,014.23
  5. Step 5: Solve for x
    x = 23,107,644,014.23/225,949.14
  6. Step 6: Final answer
    x = 102,269.23

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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.