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Finding the Fourth Proportional to 63,231.82, 94,819.65 and 33,643.42

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Solution

The fourth proportional to 63,231.82, 94,819.65 and 33,643.42 is: 50,450.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,231.82 : 94,819.65 = 33,643.42 : x
  2. Step 2: Convert to fraction form
    63,231.82/94,819.65 = 33,643.42/x
  3. Step 3: Cross multiply
    63,231.82x = 94,819.65 × 33,643.42
  4. Step 4: Simplify right side
    63,231.82x = 3,190,057,309.20
  5. Step 5: Solve for x
    x = 3,190,057,309.20/63,231.82
  6. Step 6: Final answer
    x = 50,450.19

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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.