Home / 79,183.84-118,824-41,236.96

Finding the Fourth Proportional to 79,183.84, 118,824 and 41,236.96

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Solution

The fourth proportional to 79,183.84, 118,824 and 41,236.96 is: 61,880.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,183.84 : 118,824 = 41,236.96 : x
  2. Step 2: Convert to fraction form
    79,183.84/118,824 = 41,236.96/x
  3. Step 3: Cross multiply
    79,183.84x = 118,824 × 41,236.96
  4. Step 4: Simplify right side
    79,183.84x = 4,899,940,535.04
  5. Step 5: Solve for x
    x = 4,899,940,535.04/79,183.84
  6. Step 6: Final answer
    x = 61,880.56

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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.