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Finding the Fourth Proportional to 133,755.56, 200,659.58 and 49,516.37

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Solution

The fourth proportional to 133,755.56, 200,659.58 and 49,516.37 is: 74,284.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,755.56 : 200,659.58 = 49,516.37 : x
  2. Step 2: Convert to fraction form
    133,755.56/200,659.58 = 49,516.37/x
  3. Step 3: Cross multiply
    133,755.56x = 200,659.58 × 49,516.37
  4. Step 4: Simplify right side
    133,755.56x = 9,935,933,759.74
  5. Step 5: Solve for x
    x = 9,935,933,759.74/133,755.56
  6. Step 6: Final answer
    x = 74,284.27

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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.