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Finding the Fourth Proportional to 66,793.17, 92,174.73 and 36,580.47

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Solution

The fourth proportional to 66,793.17, 92,174.73 and 36,580.47 is: 50,481.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,793.17 : 92,174.73 = 36,580.47 : x
  2. Step 2: Convert to fraction form
    66,793.17/92,174.73 = 36,580.47/x
  3. Step 3: Cross multiply
    66,793.17x = 92,174.73 × 36,580.47
  4. Step 4: Simplify right side
    66,793.17x = 3,371,794,945.52
  5. Step 5: Solve for x
    x = 3,371,794,945.52/66,793.17
  6. Step 6: Final answer
    x = 50,481.13

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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.