Home / 99,361.33-149,081.82-36,185.85

Finding the Fourth Proportional to 99,361.33, 149,081.82 and 36,185.85

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Solution

The fourth proportional to 99,361.33, 149,081.82 and 36,185.85 is: 54,293.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,361.33 : 149,081.82 = 36,185.85 : x
  2. Step 2: Convert to fraction form
    99,361.33/149,081.82 = 36,185.85/x
  3. Step 3: Cross multiply
    99,361.33x = 149,081.82 × 36,185.85
  4. Step 4: Simplify right side
    99,361.33x = 5,394,652,376.25
  5. Step 5: Solve for x
    x = 5,394,652,376.25/99,361.33
  6. Step 6: Final answer
    x = 54,293.28

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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.