Home / 226,765.07-340,196.81-68,989.43

Finding the Fourth Proportional to 226,765.07, 340,196.81 and 68,989.43

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Solution

The fourth proportional to 226,765.07, 340,196.81 and 68,989.43 is: 103,499.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,765.07 : 340,196.81 = 68,989.43 : x
  2. Step 2: Convert to fraction form
    226,765.07/340,196.81 = 68,989.43/x
  3. Step 3: Cross multiply
    226,765.07x = 340,196.81 × 68,989.43
  4. Step 4: Simplify right side
    226,765.07x = 23,469,982,308.73
  5. Step 5: Solve for x
    x = 23,469,982,308.73/226,765.07
  6. Step 6: Final answer
    x = 103,499.11

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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.