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Finding the Fourth Proportional to 227,504.70, 313,974.10 and 125,550.42

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Solution

The fourth proportional to 227,504.70, 313,974.10 and 125,550.42 is: 173,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,504.70 : 313,974.10 = 125,550.42 : x
  2. Step 2: Convert to fraction form
    227,504.70/313,974.10 = 125,550.42/x
  3. Step 3: Cross multiply
    227,504.70x = 313,974.10 × 125,550.42
  4. Step 4: Simplify right side
    227,504.70x = 39,419,580,124.12
  5. Step 5: Solve for x
    x = 39,419,580,124.12/227,504.70
  6. Step 6: Final answer
    x = 173,269.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.