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Finding the Fourth Proportional to 67,101.73, 92,600.36 and 36,889

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Solution

The fourth proportional to 67,101.73, 92,600.36 and 36,889 is: 50,906.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,101.73 : 92,600.36 = 36,889 : x
  2. Step 2: Convert to fraction form
    67,101.73/92,600.36 = 36,889/x
  3. Step 3: Cross multiply
    67,101.73x = 92,600.36 × 36,889
  4. Step 4: Simplify right side
    67,101.73x = 3,415,934,495.60
  5. Step 5: Solve for x
    x = 3,415,934,495.60/67,101.73
  6. Step 6: Final answer
    x = 50,906.80

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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.