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Finding the Fourth Proportional to 133,447.58, 200,250.42 and 49,266.44

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Solution

The fourth proportional to 133,447.58, 200,250.42 and 49,266.44 is: 73,928.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,447.58 : 200,250.42 = 49,266.44 : x
  2. Step 2: Convert to fraction form
    133,447.58/200,250.42 = 49,266.44/x
  3. Step 3: Cross multiply
    133,447.58x = 200,250.42 × 49,266.44
  4. Step 4: Simplify right side
    133,447.58x = 9,865,625,301.90
  5. Step 5: Solve for x
    x = 9,865,625,301.90/133,447.58
  6. Step 6: Final answer
    x = 73,928.84

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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.