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Finding the Fourth Proportional to 225,375.30, 337,571.69 and 112,859.28

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Solution

The fourth proportional to 225,375.30, 337,571.69 and 112,859.28 is: 169,042.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,375.30 : 337,571.69 = 112,859.28 : x
  2. Step 2: Convert to fraction form
    225,375.30/337,571.69 = 112,859.28/x
  3. Step 3: Cross multiply
    225,375.30x = 337,571.69 × 112,859.28
  4. Step 4: Simplify right side
    225,375.30x = 38,098,097,317.49
  5. Step 5: Solve for x
    x = 38,098,097,317.49/225,375.30
  6. Step 6: Final answer
    x = 169,042.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.