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Finding the Fourth Proportional to 133,457.44, 184,173.60 and 73,033.44

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Solution

The fourth proportional to 133,457.44, 184,173.60 and 73,033.44 is: 100,787.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,457.44 : 184,173.60 = 73,033.44 : x
  2. Step 2: Convert to fraction form
    133,457.44/184,173.60 = 73,033.44/x
  3. Step 3: Cross multiply
    133,457.44x = 184,173.60 × 73,033.44
  4. Step 4: Simplify right side
    133,457.44x = 13,450,831,565.18
  5. Step 5: Solve for x
    x = 13,450,831,565.18/133,457.44
  6. Step 6: Final answer
    x = 100,787.42

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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.