Home / 150,039.38-206,188.52-143,100.92

Finding the Fourth Proportional to 150,039.38, 206,188.52 and 143,100.92

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Solution

The fourth proportional to 150,039.38, 206,188.52 and 143,100.92 is: 196,653.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,039.38 : 206,188.52 = 143,100.92 : x
  2. Step 2: Convert to fraction form
    150,039.38/206,188.52 = 143,100.92/x
  3. Step 3: Cross multiply
    150,039.38x = 206,188.52 × 143,100.92
  4. Step 4: Simplify right side
    150,039.38x = 29,505,766,905.44
  5. Step 5: Solve for x
    x = 29,505,766,905.44/150,039.38
  6. Step 6: Final answer
    x = 196,653.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.