Home / 150,214.07-207,287.39-82,217.85

Finding the Fourth Proportional to 150,214.07, 207,287.39 and 82,217.85

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Solution

The fourth proportional to 150,214.07, 207,287.39 and 82,217.85 is: 113,456.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,214.07 : 207,287.39 = 82,217.85 : x
  2. Step 2: Convert to fraction form
    150,214.07/207,287.39 = 82,217.85/x
  3. Step 3: Cross multiply
    150,214.07x = 207,287.39 × 82,217.85
  4. Step 4: Simplify right side
    150,214.07x = 17,042,723,126.82
  5. Step 5: Solve for x
    x = 17,042,723,126.82/150,214.07
  6. Step 6: Final answer
    x = 113,456.24

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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.