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Finding the Fourth Proportional to 133,516.62, 184,251.87 and 73,086.03

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Solution

The fourth proportional to 133,516.62, 184,251.87 and 73,086.03 is: 100,858.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,516.62 : 184,251.87 = 73,086.03 : x
  2. Step 2: Convert to fraction form
    133,516.62/184,251.87 = 73,086.03/x
  3. Step 3: Cross multiply
    133,516.62x = 184,251.87 × 73,086.03
  4. Step 4: Simplify right side
    133,516.62x = 13,466,237,698.38
  5. Step 5: Solve for x
    x = 13,466,237,698.38/133,516.62
  6. Step 6: Final answer
    x = 100,858.14

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1.5x scale

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.