Home / 150,334.38-207,458.82-82,352.70

Finding the Fourth Proportional to 150,334.38, 207,458.82 and 82,352.70

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Solution

The fourth proportional to 150,334.38, 207,458.82 and 82,352.70 is: 113,645.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,334.38 : 207,458.82 = 82,352.70 : x
  2. Step 2: Convert to fraction form
    150,334.38/207,458.82 = 82,352.70/x
  3. Step 3: Cross multiply
    150,334.38x = 207,458.82 × 82,352.70
  4. Step 4: Simplify right side
    150,334.38x = 17,084,793,965.81
  5. Step 5: Solve for x
    x = 17,084,793,965.81/150,334.38
  6. Step 6: Final answer
    x = 113,645.29

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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.