Home / 126,411.36-189,627.92-32,917

Finding the Fourth Proportional to 126,411.36, 189,627.92 and 32,917

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Solution

The fourth proportional to 126,411.36, 189,627.92 and 32,917 is: 49,378.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,411.36 : 189,627.92 = 32,917 : x
  2. Step 2: Convert to fraction form
    126,411.36/189,627.92 = 32,917/x
  3. Step 3: Cross multiply
    126,411.36x = 189,627.92 × 32,917
  4. Step 4: Simplify right side
    126,411.36x = 6,241,982,242.64
  5. Step 5: Solve for x
    x = 6,241,982,242.64/126,411.36
  6. Step 6: Final answer
    x = 49,378.33

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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.