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Finding the Fourth Proportional to 227,364.59, 313,770.57 and 125,394.50

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Solution

The fourth proportional to 227,364.59, 313,770.57 and 125,394.50 is: 173,048.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,364.59 : 313,770.57 = 125,394.50 : x
  2. Step 2: Convert to fraction form
    227,364.59/313,770.57 = 125,394.50/x
  3. Step 3: Cross multiply
    227,364.59x = 313,770.57 × 125,394.50
  4. Step 4: Simplify right side
    227,364.59x = 39,345,103,739.87
  5. Step 5: Solve for x
    x = 39,345,103,739.87/227,364.59
  6. Step 6: Final answer
    x = 173,048.51

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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.