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Finding the Fourth Proportional to 150,571.41, 225,891.18 and 50,728.88

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Solution

The fourth proportional to 150,571.41, 225,891.18 and 50,728.88 is: 76,104.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,571.41 : 225,891.18 = 50,728.88 : x
  2. Step 2: Convert to fraction form
    150,571.41/225,891.18 = 50,728.88/x
  3. Step 3: Cross multiply
    150,571.41x = 225,891.18 × 50,728.88
  4. Step 4: Simplify right side
    150,571.41x = 11,459,207,128.01
  5. Step 5: Solve for x
    x = 11,459,207,128.01/150,571.41
  6. Step 6: Final answer
    x = 76,104.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.