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Finding the Fourth Proportional to 226,505.35, 339,760.07 and 68,733.80

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Solution

The fourth proportional to 226,505.35, 339,760.07 and 68,733.80 is: 103,101.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,505.35 : 339,760.07 = 68,733.80 : x
  2. Step 2: Convert to fraction form
    226,505.35/339,760.07 = 68,733.80/x
  3. Step 3: Cross multiply
    226,505.35x = 339,760.07 × 68,733.80
  4. Step 4: Simplify right side
    226,505.35x = 23,352,998,656.90
  5. Step 5: Solve for x
    x = 23,352,998,656.90/226,505.35
  6. Step 6: Final answer
    x = 103,101.31

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1.5x scale

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.