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Finding the Fourth Proportional to 226,850.67, 340,327.64 and 69,091.43

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Solution

The fourth proportional to 226,850.67, 340,327.64 and 69,091.43 is: 103,652.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,850.67 : 340,327.64 = 69,091.43 : x
  2. Step 2: Convert to fraction form
    226,850.67/340,327.64 = 69,091.43/x
  3. Step 3: Cross multiply
    226,850.67x = 340,327.64 × 69,091.43
  4. Step 4: Simplify right side
    226,850.67x = 23,513,721,787.22
  5. Step 5: Solve for x
    x = 23,513,721,787.22/226,850.67
  6. Step 6: Final answer
    x = 103,652.86

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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.