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Finding the Fourth Proportional to 57,855.26, 86,832.03 and 41,255.93

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Solution

The fourth proportional to 57,855.26, 86,832.03 and 41,255.93 is: 61,918.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,855.26 : 86,832.03 = 41,255.93 : x
  2. Step 2: Convert to fraction form
    57,855.26/86,832.03 = 41,255.93/x
  3. Step 3: Cross multiply
    57,855.26x = 86,832.03 × 41,255.93
  4. Step 4: Simplify right side
    57,855.26x = 3,582,336,151.44
  5. Step 5: Solve for x
    x = 3,582,336,151.44/57,855.26
  6. Step 6: Final answer
    x = 61,918.94

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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.