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Finding the Fourth Proportional to 49,606, 68,514.60 and 32,809.84

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Solution

The fourth proportional to 49,606, 68,514.60 and 32,809.84 is: 45,316.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,606 : 68,514.60 = 32,809.84 : x
  2. Step 2: Convert to fraction form
    49,606/68,514.60 = 32,809.84/x
  3. Step 3: Cross multiply
    49,606x = 68,514.60 × 32,809.84
  4. Step 4: Simplify right side
    49,606x = 2,247,953,063.66
  5. Step 5: Solve for x
    x = 2,247,953,063.66/49,606
  6. Step 6: Final answer
    x = 45,316.15

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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.