Home / 150,163.75-207,225.94-82,180.75

Finding the Fourth Proportional to 150,163.75, 207,225.94 and 82,180.75

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Solution

The fourth proportional to 150,163.75, 207,225.94 and 82,180.75 is: 113,409.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,163.75 : 207,225.94 = 82,180.75 : x
  2. Step 2: Convert to fraction form
    150,163.75/207,225.94 = 82,180.75/x
  3. Step 3: Cross multiply
    150,163.75x = 207,225.94 × 82,180.75
  4. Step 4: Simplify right side
    150,163.75x = 17,029,983,168.66
  5. Step 5: Solve for x
    x = 17,029,983,168.66/150,163.75
  6. Step 6: Final answer
    x = 113,409.42

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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.