Home / 227,141.61-313,469.32-125,167.09

Finding the Fourth Proportional to 227,141.61, 313,469.32 and 125,167.09

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Solution

The fourth proportional to 227,141.61, 313,469.32 and 125,167.09 is: 172,738.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,141.61 : 313,469.32 = 125,167.09 : x
  2. Step 2: Convert to fraction form
    227,141.61/313,469.32 = 125,167.09/x
  3. Step 3: Cross multiply
    227,141.61x = 313,469.32 × 125,167.09
  4. Step 4: Simplify right side
    227,141.61x = 39,236,042,588.68
  5. Step 5: Solve for x
    x = 39,236,042,588.68/227,141.61
  6. Step 6: Final answer
    x = 172,738.24

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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.