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Finding the Fourth Proportional to 66,824.58, 92,217.91 and 36,610.97

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Solution

The fourth proportional to 66,824.58, 92,217.91 and 36,610.97 is: 50,523.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,824.58 : 92,217.91 = 36,610.97 : x
  2. Step 2: Convert to fraction form
    66,824.58/92,217.91 = 36,610.97/x
  3. Step 3: Cross multiply
    66,824.58x = 92,217.91 × 36,610.97
  4. Step 4: Simplify right side
    66,824.58x = 3,376,187,171.23
  5. Step 5: Solve for x
    x = 3,376,187,171.23/66,824.58
  6. Step 6: Final answer
    x = 50,523.13

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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.