Home / 69,429.26-95,811.63-39,214.64

Finding the Fourth Proportional to 69,429.26, 95,811.63 and 39,214.64

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Solution

The fourth proportional to 69,429.26, 95,811.63 and 39,214.64 is: 54,115.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,429.26 : 95,811.63 = 39,214.64 : x
  2. Step 2: Convert to fraction form
    69,429.26/95,811.63 = 39,214.64/x
  3. Step 3: Cross multiply
    69,429.26x = 95,811.63 × 39,214.64
  4. Step 4: Simplify right side
    69,429.26x = 3,757,218,578.26
  5. Step 5: Solve for x
    x = 3,757,218,578.26/69,429.26
  6. Step 6: Final answer
    x = 54,115.78

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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.