Home / 150,214.46-207,296.20-82,231.48

Finding the Fourth Proportional to 150,214.46, 207,296.20 and 82,231.48

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Solution

The fourth proportional to 150,214.46, 207,296.20 and 82,231.48 is: 113,479.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,214.46 : 207,296.20 = 82,231.48 : x
  2. Step 2: Convert to fraction form
    150,214.46/207,296.20 = 82,231.48/x
  3. Step 3: Cross multiply
    150,214.46x = 207,296.20 × 82,231.48
  4. Step 4: Simplify right side
    150,214.46x = 17,046,273,324.38
  5. Step 5: Solve for x
    x = 17,046,273,324.38/150,214.46
  6. Step 6: Final answer
    x = 113,479.58

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1.5x scale

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.