Home / 225,944.15-338,918.67-68,173.97

Finding the Fourth Proportional to 225,944.15, 338,918.67 and 68,173.97

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Solution

The fourth proportional to 225,944.15, 338,918.67 and 68,173.97 is: 102,261.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,944.15 : 338,918.67 = 68,173.97 : x
  2. Step 2: Convert to fraction form
    225,944.15/338,918.67 = 68,173.97/x
  3. Step 3: Cross multiply
    225,944.15x = 338,918.67 × 68,173.97
  4. Step 4: Simplify right side
    225,944.15x = 23,105,429,546.43
  5. Step 5: Solve for x
    x = 23,105,429,546.43/225,944.15
  6. Step 6: Final answer
    x = 102,261.69

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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.