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Finding the Fourth Proportional to 226,504.60, 339,758.94 and 68,733.05

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Solution

The fourth proportional to 226,504.60, 339,758.94 and 68,733.05 is: 103,100.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,504.60 : 339,758.94 = 68,733.05 : x
  2. Step 2: Convert to fraction form
    226,504.60/339,758.94 = 68,733.05/x
  3. Step 3: Cross multiply
    226,504.60x = 339,758.94 × 68,733.05
  4. Step 4: Simplify right side
    226,504.60x = 23,352,666,512.17
  5. Step 5: Solve for x
    x = 23,352,666,512.17/226,504.60
  6. Step 6: Final answer
    x = 103,100.19

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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.