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Finding the Fourth Proportional to 133,662.14, 200,503.05 and 44,915

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Solution

The fourth proportional to 133,662.14, 200,503.05 and 44,915 is: 67,375.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,662.14 : 200,503.05 = 44,915 : x
  2. Step 2: Convert to fraction form
    133,662.14/200,503.05 = 44,915/x
  3. Step 3: Cross multiply
    133,662.14x = 200,503.05 × 44,915
  4. Step 4: Simplify right side
    133,662.14x = 9,005,594,490.75
  5. Step 5: Solve for x
    x = 9,005,594,490.75/133,662.14
  6. Step 6: Final answer
    x = 67,375.81

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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.