Home / 132,091.46-182,286.20-75,504.05

Finding the Fourth Proportional to 132,091.46, 182,286.20 and 75,504.05

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Solution

The fourth proportional to 132,091.46, 182,286.20 and 75,504.05 is: 104,195.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,091.46 : 182,286.20 = 75,504.05 : x
  2. Step 2: Convert to fraction form
    132,091.46/182,286.20 = 75,504.05/x
  3. Step 3: Cross multiply
    132,091.46x = 182,286.20 × 75,504.05
  4. Step 4: Simplify right side
    132,091.46x = 13,763,345,981.59
  5. Step 5: Solve for x
    x = 13,763,345,981.59/132,091.46
  6. Step 6: Final answer
    x = 104,195.58

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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.