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Finding the Fourth Proportional to 73,068.38, 100,834.43 and 41,236.59

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Solution

The fourth proportional to 73,068.38, 100,834.43 and 41,236.59 is: 56,906.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,068.38 : 100,834.43 = 41,236.59 : x
  2. Step 2: Convert to fraction form
    73,068.38/100,834.43 = 41,236.59/x
  3. Step 3: Cross multiply
    73,068.38x = 100,834.43 × 41,236.59
  4. Step 4: Simplify right side
    73,068.38x = 4,158,067,841.61
  5. Step 5: Solve for x
    x = 4,158,067,841.61/73,068.38
  6. Step 6: Final answer
    x = 56,906.53

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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.