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Finding the Fourth Proportional to 135,794.44, 203,396.82 and 83,044

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Solution

The fourth proportional to 135,794.44, 203,396.82 and 83,044 is: 124,385.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,794.44 : 203,396.82 = 83,044 : x
  2. Step 2: Convert to fraction form
    135,794.44/203,396.82 = 83,044/x
  3. Step 3: Cross multiply
    135,794.44x = 203,396.82 × 83,044
  4. Step 4: Simplify right side
    135,794.44x = 16,890,885,520.08
  5. Step 5: Solve for x
    x = 16,890,885,520.08/135,794.44
  6. Step 6: Final answer
    x = 124,385.69

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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.