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Finding the Fourth Proportional to 104,125, 156,202.28 and 33,067.76

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Solution

The fourth proportional to 104,125, 156,202.28 and 33,067.76 is: 49,606.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,125 : 156,202.28 = 33,067.76 : x
  2. Step 2: Convert to fraction form
    104,125/156,202.28 = 33,067.76/x
  3. Step 3: Cross multiply
    104,125x = 156,202.28 × 33,067.76
  4. Step 4: Simplify right side
    104,125x = 5,165,259,506.49
  5. Step 5: Solve for x
    x = 5,165,259,506.49/104,125
  6. Step 6: Final answer
    x = 49,606.33

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1.5x scale

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.