Home / 95,725.28-132,103.82-52,120.72

Finding the Fourth Proportional to 95,725.28, 132,103.82 and 52,120.72

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Solution

The fourth proportional to 95,725.28, 132,103.82 and 52,120.72 is: 71,928.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,725.28 : 132,103.82 = 52,120.72 : x
  2. Step 2: Convert to fraction form
    95,725.28/132,103.82 = 52,120.72/x
  3. Step 3: Cross multiply
    95,725.28x = 132,103.82 × 52,120.72
  4. Step 4: Simplify right side
    95,725.28x = 6,885,346,213.15
  5. Step 5: Solve for x
    x = 6,885,346,213.15/95,725.28
  6. Step 6: Final answer
    x = 71,928.19

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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.