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Finding the Fourth Proportional to 133,755.81, 200,659.95 and 49,516.62

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Solution

The fourth proportional to 133,755.81, 200,659.95 and 49,516.62 is: 74,284.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,755.81 : 200,659.95 = 49,516.62 : x
  2. Step 2: Convert to fraction form
    133,755.81/200,659.95 = 49,516.62/x
  3. Step 3: Cross multiply
    133,755.81x = 200,659.95 × 49,516.62
  4. Step 4: Simplify right side
    133,755.81x = 9,936,002,493.37
  5. Step 5: Solve for x
    x = 9,936,002,493.37/133,755.81
  6. Step 6: Final answer
    x = 74,284.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.