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Finding the Fourth Proportional to 133,792.44, 184,629.42 and 73,361.49

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Solution

The fourth proportional to 133,792.44, 184,629.42 and 73,361.49 is: 101,236.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,792.44 : 184,629.42 = 73,361.49 : x
  2. Step 2: Convert to fraction form
    133,792.44/184,629.42 = 73,361.49/x
  3. Step 3: Cross multiply
    133,792.44x = 184,629.42 × 73,361.49
  4. Step 4: Simplify right side
    133,792.44x = 13,544,689,349.04
  5. Step 5: Solve for x
    x = 13,544,689,349.04/133,792.44
  6. Step 6: Final answer
    x = 101,236.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.