Home / 69,433.26-95,817.14-39,218.64

Finding the Fourth Proportional to 69,433.26, 95,817.14 and 39,218.64

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Solution

The fourth proportional to 69,433.26, 95,817.14 and 39,218.64 is: 54,121.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,433.26 : 95,817.14 = 39,218.64 : x
  2. Step 2: Convert to fraction form
    69,433.26/95,817.14 = 39,218.64/x
  3. Step 3: Cross multiply
    69,433.26x = 95,817.14 × 39,218.64
  4. Step 4: Simplify right side
    69,433.26x = 3,757,817,919.49
  5. Step 5: Solve for x
    x = 3,757,817,919.49/69,433.26
  6. Step 6: Final answer
    x = 54,121.29

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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.