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Finding the Fourth Proportional to 73,077.66, 100,845.09 and 41,249.52

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Solution

The fourth proportional to 73,077.66, 100,845.09 and 41,249.52 is: 56,923.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,077.66 : 100,845.09 = 41,249.52 : x
  2. Step 2: Convert to fraction form
    73,077.66/100,845.09 = 41,249.52/x
  3. Step 3: Cross multiply
    73,077.66x = 100,845.09 × 41,249.52
  4. Step 4: Simplify right side
    73,077.66x = 4,159,811,556.86
  5. Step 5: Solve for x
    x = 4,159,811,556.86/73,077.66
  6. Step 6: Final answer
    x = 56,923.16

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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.