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Finding the Fourth Proportional to 57,993.48, 80,069.54 and 44,540.69

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Solution

The fourth proportional to 57,993.48, 80,069.54 and 44,540.69 is: 61,495.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,993.48 : 80,069.54 = 44,540.69 : x
  2. Step 2: Convert to fraction form
    57,993.48/80,069.54 = 44,540.69/x
  3. Step 3: Cross multiply
    57,993.48x = 80,069.54 × 44,540.69
  4. Step 4: Simplify right side
    57,993.48x = 3,566,352,559.58
  5. Step 5: Solve for x
    x = 3,566,352,559.58/57,993.48
  6. Step 6: Final answer
    x = 61,495.75

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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.