Home / 135,621.80-203,466.53-95,718.73

Finding the Fourth Proportional to 135,621.80, 203,466.53 and 95,718.73

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Solution

The fourth proportional to 135,621.80, 203,466.53 and 95,718.73 is: 143,601.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,621.80 : 203,466.53 = 95,718.73 : x
  2. Step 2: Convert to fraction form
    135,621.80/203,466.53 = 95,718.73/x
  3. Step 3: Cross multiply
    135,621.80x = 203,466.53 × 95,718.73
  4. Step 4: Simplify right side
    135,621.80x = 19,475,556,861.85
  5. Step 5: Solve for x
    x = 19,475,556,861.85/135,621.80
  6. Step 6: Final answer
    x = 143,601.96

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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.