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Finding the Fourth Proportional to 75,804.87, 104,613.24 and 41,351.49

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Solution

The fourth proportional to 75,804.87, 104,613.24 and 41,351.49 is: 57,066.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,804.87 : 104,613.24 = 41,351.49 : x
  2. Step 2: Convert to fraction form
    75,804.87/104,613.24 = 41,351.49/x
  3. Step 3: Cross multiply
    75,804.87x = 104,613.24 × 41,351.49
  4. Step 4: Simplify right side
    75,804.87x = 4,325,913,347.73
  5. Step 5: Solve for x
    x = 4,325,913,347.73/75,804.87
  6. Step 6: Final answer
    x = 57,066.43

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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.