Home / 67,942.64-101,889.72-27,949.94

Finding the Fourth Proportional to 67,942.64, 101,889.72 and 27,949.94

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Solution

The fourth proportional to 67,942.64, 101,889.72 and 27,949.94 is: 41,914.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,942.64 : 101,889.72 = 27,949.94 : x
  2. Step 2: Convert to fraction form
    67,942.64/101,889.72 = 27,949.94/x
  3. Step 3: Cross multiply
    67,942.64x = 101,889.72 × 27,949.94
  4. Step 4: Simplify right side
    67,942.64x = 2,847,811,560.62
  5. Step 5: Solve for x
    x = 2,847,811,560.62/67,942.64
  6. Step 6: Final answer
    x = 41,914.94

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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.