Home / 135,257.82-202,847.09-50,957.16

Finding the Fourth Proportional to 135,257.82, 202,847.09 and 50,957.16

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Solution

The fourth proportional to 135,257.82, 202,847.09 and 50,957.16 is: 76,420.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,257.82 : 202,847.09 = 50,957.16 : x
  2. Step 2: Convert to fraction form
    135,257.82/202,847.09 = 50,957.16/x
  3. Step 3: Cross multiply
    135,257.82x = 202,847.09 × 50,957.16
  4. Step 4: Simplify right side
    135,257.82x = 10,336,511,620.66
  5. Step 5: Solve for x
    x = 10,336,511,620.66/135,257.82
  6. Step 6: Final answer
    x = 76,420.81

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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.