Home / 445,057.27-667,576.49-108,099.50

Finding the Fourth Proportional to 445,057.27, 667,576.49 and 108,099.50

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Solution

The fourth proportional to 445,057.27, 667,576.49 and 108,099.50 is: 162,146.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,057.27 : 667,576.49 = 108,099.50 : x
  2. Step 2: Convert to fraction form
    445,057.27/667,576.49 = 108,099.50/x
  3. Step 3: Cross multiply
    445,057.27x = 667,576.49 × 108,099.50
  4. Step 4: Simplify right side
    445,057.27x = 72,164,680,902.38
  5. Step 5: Solve for x
    x = 72,164,680,902.38/445,057.27
  6. Step 6: Final answer
    x = 162,146.96

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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.