Home / 150,338.33-207,464.25-82,356.65

Finding the Fourth Proportional to 150,338.33, 207,464.25 and 82,356.65

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Solution

The fourth proportional to 150,338.33, 207,464.25 and 82,356.65 is: 113,650.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,338.33 : 207,464.25 = 82,356.65 : x
  2. Step 2: Convert to fraction form
    150,338.33/207,464.25 = 82,356.65/x
  3. Step 3: Cross multiply
    150,338.33x = 207,464.25 × 82,356.65
  4. Step 4: Simplify right side
    150,338.33x = 17,086,059,587.44
  5. Step 5: Solve for x
    x = 17,086,059,587.44/150,338.33
  6. Step 6: Final answer
    x = 113,650.72

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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.