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Finding the Fourth Proportional to 73,026.63, 100,781.42 and 41,183.91

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Solution

The fourth proportional to 73,026.63, 100,781.42 and 41,183.91 is: 56,836.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,026.63 : 100,781.42 = 41,183.91 : x
  2. Step 2: Convert to fraction form
    73,026.63/100,781.42 = 41,183.91/x
  3. Step 3: Cross multiply
    73,026.63x = 100,781.42 × 41,183.91
  4. Step 4: Simplify right side
    73,026.63x = 4,150,572,725.03
  5. Step 5: Solve for x
    x = 4,150,572,725.03/73,026.63
  6. Step 6: Final answer
    x = 56,836.43

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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.