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Finding the Fourth Proportional to 227,443.54, 313,867.06 and 125,469.08

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Solution

The fourth proportional to 227,443.54, 313,867.06 and 125,469.08 is: 173,144.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,443.54 : 313,867.06 = 125,469.08 : x
  2. Step 2: Convert to fraction form
    227,443.54/313,867.06 = 125,469.08/x
  3. Step 3: Cross multiply
    227,443.54x = 313,867.06 × 125,469.08
  4. Step 4: Simplify right side
    227,443.54x = 39,380,611,260.50
  5. Step 5: Solve for x
    x = 39,380,611,260.50/227,443.54
  6. Step 6: Final answer
    x = 173,144.56

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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.