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Finding the Fourth Proportional to 92,791.49, 139,186.01 and 22,671.41

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Solution

The fourth proportional to 92,791.49, 139,186.01 and 22,671.41 is: 34,006.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,791.49 : 139,186.01 = 22,671.41 : x
  2. Step 2: Convert to fraction form
    92,791.49/139,186.01 = 22,671.41/x
  3. Step 3: Cross multiply
    92,791.49x = 139,186.01 × 22,671.41
  4. Step 4: Simplify right side
    92,791.49x = 3,155,542,403.04
  5. Step 5: Solve for x
    x = 3,155,542,403.04/92,791.49
  6. Step 6: Final answer
    x = 34,006.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.