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Finding the Fourth Proportional to 133,481.20, 184,204.04 and 73,051.92

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Solution

The fourth proportional to 133,481.20, 184,204.04 and 73,051.92 is: 100,811.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,481.20 : 184,204.04 = 73,051.92 : x
  2. Step 2: Convert to fraction form
    133,481.20/184,204.04 = 73,051.92/x
  3. Step 3: Cross multiply
    133,481.20x = 184,204.04 × 73,051.92
  4. Step 4: Simplify right side
    133,481.20x = 13,456,458,793.76
  5. Step 5: Solve for x
    x = 13,456,458,793.76/133,481.20
  6. Step 6: Final answer
    x = 100,811.64

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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.