Home / 126,387.72-189,568.98-32,893.47

Finding the Fourth Proportional to 126,387.72, 189,568.98 and 32,893.47

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Solution

The fourth proportional to 126,387.72, 189,568.98 and 32,893.47 is: 49,336.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,387.72 : 189,568.98 = 32,893.47 : x
  2. Step 2: Convert to fraction form
    126,387.72/189,568.98 = 32,893.47/x
  3. Step 3: Cross multiply
    126,387.72x = 189,568.98 × 32,893.47
  4. Step 4: Simplify right side
    126,387.72x = 6,235,581,556.56
  5. Step 5: Solve for x
    x = 6,235,581,556.56/126,387.72
  6. Step 6: Final answer
    x = 49,336.93

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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.