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Finding the Fourth Proportional to 55,163.99, 82,736.04 and 23,591.81

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Solution

The fourth proportional to 55,163.99, 82,736.04 and 23,591.81 is: 35,383.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,163.99 : 82,736.04 = 23,591.81 : x
  2. Step 2: Convert to fraction form
    55,163.99/82,736.04 = 23,591.81/x
  3. Step 3: Cross multiply
    55,163.99x = 82,736.04 × 23,591.81
  4. Step 4: Simplify right side
    55,163.99x = 1,951,892,522.15
  5. Step 5: Solve for x
    x = 1,951,892,522.15/55,163.99
  6. Step 6: Final answer
    x = 35,383.46

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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.