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Finding the Fourth Proportional to 133,974.54, 184,894.21 and 88,573.64

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Solution

The fourth proportional to 133,974.54, 184,894.21 and 88,573.64 is: 122,237.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,974.54 : 184,894.21 = 88,573.64 : x
  2. Step 2: Convert to fraction form
    133,974.54/184,894.21 = 88,573.64/x
  3. Step 3: Cross multiply
    133,974.54x = 184,894.21 × 88,573.64
  4. Step 4: Simplify right side
    133,974.54x = 16,376,753,194.62
  5. Step 5: Solve for x
    x = 16,376,753,194.62/133,974.54
  6. Step 6: Final answer
    x = 122,237.80

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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.