Home / 150,162.75-207,224.56-82,179.75

Finding the Fourth Proportional to 150,162.75, 207,224.56 and 82,179.75

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Solution

The fourth proportional to 150,162.75, 207,224.56 and 82,179.75 is: 113,408.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,162.75 : 207,224.56 = 82,179.75 : x
  2. Step 2: Convert to fraction form
    150,162.75/207,224.56 = 82,179.75/x
  3. Step 3: Cross multiply
    150,162.75x = 207,224.56 × 82,179.75
  4. Step 4: Simplify right side
    150,162.75x = 17,029,663,414.48
  5. Step 5: Solve for x
    x = 17,029,663,414.48/150,162.75
  6. Step 6: Final answer
    x = 113,408.04

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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.