Home / 63,286.38-87,329.34-34,991.46

Finding the Fourth Proportional to 63,286.38, 87,329.34 and 34,991.46

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Solution

The fourth proportional to 63,286.38, 87,329.34 and 34,991.46 is: 48,284.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,286.38 : 87,329.34 = 34,991.46 : x
  2. Step 2: Convert to fraction form
    63,286.38/87,329.34 = 34,991.46/x
  3. Step 3: Cross multiply
    63,286.38x = 87,329.34 × 34,991.46
  4. Step 4: Simplify right side
    63,286.38x = 3,055,781,107.44
  5. Step 5: Solve for x
    x = 3,055,781,107.44/63,286.38
  6. Step 6: Final answer
    x = 48,284.97

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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.