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Finding the Fourth Proportional to 45,676.38, 68,536.38 and 16,108.14

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Solution

The fourth proportional to 45,676.38, 68,536.38 and 16,108.14 is: 24,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,676.38 : 68,536.38 = 16,108.14 : x
  2. Step 2: Convert to fraction form
    45,676.38/68,536.38 = 16,108.14/x
  3. Step 3: Cross multiply
    45,676.38x = 68,536.38 × 16,108.14
  4. Step 4: Simplify right side
    45,676.38x = 1,103,993,604.13
  5. Step 5: Solve for x
    x = 1,103,993,604.13/45,676.38
  6. Step 6: Final answer
    x = 24,169.90

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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.