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Finding the Fourth Proportional to 57,476.70, 86,059.26 and 29,716.38

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Solution

The fourth proportional to 57,476.70, 86,059.26 and 29,716.38 is: 44,494.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,476.70 : 86,059.26 = 29,716.38 : x
  2. Step 2: Convert to fraction form
    57,476.70/86,059.26 = 29,716.38/x
  3. Step 3: Cross multiply
    57,476.70x = 86,059.26 × 29,716.38
  4. Step 4: Simplify right side
    57,476.70x = 2,557,369,672.68
  5. Step 5: Solve for x
    x = 2,557,369,672.68/57,476.70
  6. Step 6: Final answer
    x = 44,494.02

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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.