Home / 135,650.10-203,311.90-50,192.81

Finding the Fourth Proportional to 135,650.10, 203,311.90 and 50,192.81

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Solution

The fourth proportional to 135,650.10, 203,311.90 and 50,192.81 is: 75,228.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,650.10 : 203,311.90 = 50,192.81 : x
  2. Step 2: Convert to fraction form
    135,650.10/203,311.90 = 50,192.81/x
  3. Step 3: Cross multiply
    135,650.10x = 203,311.90 × 50,192.81
  4. Step 4: Simplify right side
    135,650.10x = 10,204,795,567.44
  5. Step 5: Solve for x
    x = 10,204,795,567.44/135,650.10
  6. Step 6: Final answer
    x = 75,228.81

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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.