Home / 80,770.93-121,181.19-41,355.73

Finding the Fourth Proportional to 80,770.93, 121,181.19 and 41,355.73

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Solution

The fourth proportional to 80,770.93, 121,181.19 and 41,355.73 is: 62,046.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,770.93 : 121,181.19 = 41,355.73 : x
  2. Step 2: Convert to fraction form
    80,770.93/121,181.19 = 41,355.73/x
  3. Step 3: Cross multiply
    80,770.93x = 121,181.19 × 41,355.73
  4. Step 4: Simplify right side
    80,770.93x = 5,011,536,574.72
  5. Step 5: Solve for x
    x = 5,011,536,574.72/80,770.93
  6. Step 6: Final answer
    x = 62,046.29

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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.