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Finding the Fourth Proportional to 100,793.65, 151,245.15 and 41,635.30

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Solution

The fourth proportional to 100,793.65, 151,245.15 and 41,635.30 is: 62,475.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,793.65 : 151,245.15 = 41,635.30 : x
  2. Step 2: Convert to fraction form
    100,793.65/151,245.15 = 41,635.30/x
  3. Step 3: Cross multiply
    100,793.65x = 151,245.15 × 41,635.30
  4. Step 4: Simplify right side
    100,793.65x = 6,297,137,193.80
  5. Step 5: Solve for x
    x = 6,297,137,193.80/100,793.65
  6. Step 6: Final answer
    x = 62,475.53

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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.