Home / 68,975.84-95,183.96-42,163.22

Finding the Fourth Proportional to 68,975.84, 95,183.96 and 42,163.22

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Solution

The fourth proportional to 68,975.84, 95,183.96 and 42,163.22 is: 58,183.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,975.84 : 95,183.96 = 42,163.22 : x
  2. Step 2: Convert to fraction form
    68,975.84/95,183.96 = 42,163.22/x
  3. Step 3: Cross multiply
    68,975.84x = 95,183.96 × 42,163.22
  4. Step 4: Simplify right side
    68,975.84x = 4,013,261,559.22
  5. Step 5: Solve for x
    x = 4,013,261,559.22/68,975.84
  6. Step 6: Final answer
    x = 58,183.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.