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Finding the Fourth Proportional to 57,737.21, 79,672.82 and 32,241.59

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Solution

The fourth proportional to 57,737.21, 79,672.82 and 32,241.59 is: 44,490.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,737.21 : 79,672.82 = 32,241.59 : x
  2. Step 2: Convert to fraction form
    57,737.21/79,672.82 = 32,241.59/x
  3. Step 3: Cross multiply
    57,737.21x = 79,672.82 × 32,241.59
  4. Step 4: Simplify right side
    57,737.21x = 2,568,778,583.94
  5. Step 5: Solve for x
    x = 2,568,778,583.94/57,737.21
  6. Step 6: Final answer
    x = 44,490.87

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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.