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Finding the Fourth Proportional to 133,908.70, 184,799.46 and 80,183.02

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Solution

The fourth proportional to 133,908.70, 184,799.46 and 80,183.02 is: 110,655.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,908.70 : 184,799.46 = 80,183.02 : x
  2. Step 2: Convert to fraction form
    133,908.70/184,799.46 = 80,183.02/x
  3. Step 3: Cross multiply
    133,908.70x = 184,799.46 × 80,183.02
  4. Step 4: Simplify right side
    133,908.70x = 14,817,778,797.17
  5. Step 5: Solve for x
    x = 14,817,778,797.17/133,908.70
  6. Step 6: Final answer
    x = 110,655.83

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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.