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Finding the Fourth Proportional to 100,361.44, 150,552.60 and 33,808.96

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Solution

The fourth proportional to 100,361.44, 150,552.60 and 33,808.96 is: 50,716.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,361.44 : 150,552.60 = 33,808.96 : x
  2. Step 2: Convert to fraction form
    100,361.44/150,552.60 = 33,808.96/x
  3. Step 3: Cross multiply
    100,361.44x = 150,552.60 × 33,808.96
  4. Step 4: Simplify right side
    100,361.44x = 5,090,026,831.30
  5. Step 5: Solve for x
    x = 5,090,026,831.30/100,361.44
  6. Step 6: Final answer
    x = 50,716.96

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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.