Home / 69,522.12-95,936.82-39,305.64

Finding the Fourth Proportional to 69,522.12, 95,936.82 and 39,305.64

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Solution

The fourth proportional to 69,522.12, 95,936.82 and 39,305.64 is: 54,239.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,522.12 : 95,936.82 = 39,305.64 : x
  2. Step 2: Convert to fraction form
    69,522.12/95,936.82 = 39,305.64/x
  3. Step 3: Cross multiply
    69,522.12x = 95,936.82 × 39,305.64
  4. Step 4: Simplify right side
    69,522.12x = 3,770,858,109.66
  5. Step 5: Solve for x
    x = 3,770,858,109.66/69,522.12
  6. Step 6: Final answer
    x = 54,239.69

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1.5x scale

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.