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Finding the Fourth Proportional to 57,550.37, 79,419.76 and 33,672.44

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Solution

The fourth proportional to 57,550.37, 79,419.76 and 33,672.44 is: 46,468.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,550.37 : 79,419.76 = 33,672.44 : x
  2. Step 2: Convert to fraction form
    57,550.37/79,419.76 = 33,672.44/x
  3. Step 3: Cross multiply
    57,550.37x = 79,419.76 × 33,672.44
  4. Step 4: Simplify right side
    57,550.37x = 2,674,257,217.78
  5. Step 5: Solve for x
    x = 2,674,257,217.78/57,550.37
  6. Step 6: Final answer
    x = 46,468.12

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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.