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Finding the Fourth Proportional to 67,087.62, 92,583.14 and 36,874.02

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Solution

The fourth proportional to 67,087.62, 92,583.14 and 36,874.02 is: 50,887.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,087.62 : 92,583.14 = 36,874.02 : x
  2. Step 2: Convert to fraction form
    67,087.62/92,583.14 = 36,874.02/x
  3. Step 3: Cross multiply
    67,087.62x = 92,583.14 × 36,874.02
  4. Step 4: Simplify right side
    67,087.62x = 3,413,912,556.02
  5. Step 5: Solve for x
    x = 3,413,912,556.02/67,087.62
  6. Step 6: Final answer
    x = 50,887.37

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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.