Home / 68,543.38-102,816.82-32,511.42

Finding the Fourth Proportional to 68,543.38, 102,816.82 and 32,511.42

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Solution

The fourth proportional to 68,543.38, 102,816.82 and 32,511.42 is: 48,767.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,543.38 : 102,816.82 = 32,511.42 : x
  2. Step 2: Convert to fraction form
    68,543.38/102,816.82 = 32,511.42/x
  3. Step 3: Cross multiply
    68,543.38x = 102,816.82 × 32,511.42
  4. Step 4: Simplify right side
    68,543.38x = 3,342,720,818.08
  5. Step 5: Solve for x
    x = 3,342,720,818.08/68,543.38
  6. Step 6: Final answer
    x = 48,767.96

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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.