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Finding the Fourth Proportional to 49,245, 67,958.19 and 26,889

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Solution

The fourth proportional to 49,245, 67,958.19 and 26,889 is: 37,106.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,245 : 67,958.19 = 26,889 : x
  2. Step 2: Convert to fraction form
    49,245/67,958.19 = 26,889/x
  3. Step 3: Cross multiply
    49,245x = 67,958.19 × 26,889
  4. Step 4: Simplify right side
    49,245x = 1,827,327,770.91
  5. Step 5: Solve for x
    x = 1,827,327,770.91/49,245
  6. Step 6: Final answer
    x = 37,106.87

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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.