Home / 132,091.56-198,215.10-49,043.88

Finding the Fourth Proportional to 132,091.56, 198,215.10 and 49,043.88

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Solution

The fourth proportional to 132,091.56, 198,215.10 and 49,043.88 is: 73,594.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,091.56 : 198,215.10 = 49,043.88 : x
  2. Step 2: Convert to fraction form
    132,091.56/198,215.10 = 49,043.88/x
  3. Step 3: Cross multiply
    132,091.56x = 198,215.10 × 49,043.88
  4. Step 4: Simplify right side
    132,091.56x = 9,721,237,578.59
  5. Step 5: Solve for x
    x = 9,721,237,578.59/132,091.56
  6. Step 6: Final answer
    x = 73,594.69

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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.