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Finding the Fourth Proportional to 63,850.70, 88,115.97 and 35,172.44

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Solution

The fourth proportional to 63,850.70, 88,115.97 and 35,172.44 is: 48,539.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,850.70 : 88,115.97 = 35,172.44 : x
  2. Step 2: Convert to fraction form
    63,850.70/88,115.97 = 35,172.44/x
  3. Step 3: Cross multiply
    63,850.70x = 88,115.97 × 35,172.44
  4. Step 4: Simplify right side
    63,850.70x = 3,099,253,051.42
  5. Step 5: Solve for x
    x = 3,099,253,051.42/63,850.70
  6. Step 6: Final answer
    x = 48,539.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.