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Finding the Fourth Proportional to 73,249.14, 101,079.81 and 41,424.42

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Solution

The fourth proportional to 73,249.14, 101,079.81 and 41,424.42 is: 57,163.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,249.14 : 101,079.81 = 41,424.42 : x
  2. Step 2: Convert to fraction form
    73,249.14/101,079.81 = 41,424.42/x
  3. Step 3: Cross multiply
    73,249.14x = 101,079.81 × 41,424.42
  4. Step 4: Simplify right side
    73,249.14x = 4,187,172,502.96
  5. Step 5: Solve for x
    x = 4,187,172,502.96/73,249.14
  6. Step 6: Final answer
    x = 57,163.44

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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.