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Finding the Fourth Proportional to 66,676.68, 92,013.82 and 36,462.03

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Solution

The fourth proportional to 66,676.68, 92,013.82 and 36,462.03 is: 50,317.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,676.68 : 92,013.82 = 36,462.03 : x
  2. Step 2: Convert to fraction form
    66,676.68/92,013.82 = 36,462.03/x
  3. Step 3: Cross multiply
    66,676.68x = 92,013.82 × 36,462.03
  4. Step 4: Simplify right side
    66,676.68x = 3,355,010,022.88
  5. Step 5: Solve for x
    x = 3,355,010,022.88/66,676.68
  6. Step 6: Final answer
    x = 50,317.59

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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.