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Finding the Fourth Proportional to 63,975.66, 95,974.83 and 30,755.94

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Solution

The fourth proportional to 63,975.66, 95,974.83 and 30,755.94 is: 46,139.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,975.66 : 95,974.83 = 30,755.94 : x
  2. Step 2: Convert to fraction form
    63,975.66/95,974.83 = 30,755.94/x
  3. Step 3: Cross multiply
    63,975.66x = 95,974.83 × 30,755.94
  4. Step 4: Simplify right side
    63,975.66x = 2,951,796,112.99
  5. Step 5: Solve for x
    x = 2,951,796,112.99/63,975.66
  6. Step 6: Final answer
    x = 46,139.36

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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.