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Finding the Fourth Proportional to 96,647.38, 144,936.33 and 33,450.36

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Solution

The fourth proportional to 96,647.38, 144,936.33 and 33,450.36 is: 50,163.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,647.38 : 144,936.33 = 33,450.36 : x
  2. Step 2: Convert to fraction form
    96,647.38/144,936.33 = 33,450.36/x
  3. Step 3: Cross multiply
    96,647.38x = 144,936.33 × 33,450.36
  4. Step 4: Simplify right side
    96,647.38x = 4,848,172,415.58
  5. Step 5: Solve for x
    x = 4,848,172,415.58/96,647.38
  6. Step 6: Final answer
    x = 50,163.52

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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.