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Finding the Fourth Proportional to 227,240.83, 313,592.29 and 125,268

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Solution

The fourth proportional to 227,240.83, 313,592.29 and 125,268 is: 172,869.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,240.83 : 313,592.29 = 125,268 : x
  2. Step 2: Convert to fraction form
    227,240.83/313,592.29 = 125,268/x
  3. Step 3: Cross multiply
    227,240.83x = 313,592.29 × 125,268
  4. Step 4: Simplify right side
    227,240.83x = 39,283,078,983.72
  5. Step 5: Solve for x
    x = 39,283,078,983.72/227,240.83
  6. Step 6: Final answer
    x = 172,869.81

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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.