Home / 226,340.80-339,546.42-68,531.68

Finding the Fourth Proportional to 226,340.80, 339,546.42 and 68,531.68

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Solution

The fourth proportional to 226,340.80, 339,546.42 and 68,531.68 is: 102,808.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,340.80 : 339,546.42 = 68,531.68 : x
  2. Step 2: Convert to fraction form
    226,340.80/339,546.42 = 68,531.68/x
  3. Step 3: Cross multiply
    226,340.80x = 339,546.42 × 68,531.68
  4. Step 4: Simplify right side
    226,340.80x = 23,269,686,600.59
  5. Step 5: Solve for x
    x = 23,269,686,600.59/226,340.80
  6. Step 6: Final answer
    x = 102,808.18

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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.