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Finding the Fourth Proportional to 63,674.20, 95,511.30 and 57,769.30

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Solution

The fourth proportional to 63,674.20, 95,511.30 and 57,769.30 is: 86,653.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,674.20 : 95,511.30 = 57,769.30 : x
  2. Step 2: Convert to fraction form
    63,674.20/95,511.30 = 57,769.30/x
  3. Step 3: Cross multiply
    63,674.20x = 95,511.30 × 57,769.30
  4. Step 4: Simplify right side
    63,674.20x = 5,517,620,943.09
  5. Step 5: Solve for x
    x = 5,517,620,943.09/63,674.20
  6. Step 6: Final answer
    x = 86,653.95

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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.