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Finding the Fourth Proportional to 57,449.81, 79,268.94 and 33,571.82

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Solution

The fourth proportional to 57,449.81, 79,268.94 and 33,571.82 is: 46,322.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,449.81 : 79,268.94 = 33,571.82 : x
  2. Step 2: Convert to fraction form
    57,449.81/79,268.94 = 33,571.82/x
  3. Step 3: Cross multiply
    57,449.81x = 79,268.94 × 33,571.82
  4. Step 4: Simplify right side
    57,449.81x = 2,661,202,188.93
  5. Step 5: Solve for x
    x = 2,661,202,188.93/57,449.81
  6. Step 6: Final answer
    x = 46,322.21

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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.