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Finding the Fourth Proportional to 49,957.56, 74,914.38 and 26,578.44

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Solution

The fourth proportional to 49,957.56, 74,914.38 and 26,578.44 is: 39,855.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,957.56 : 74,914.38 = 26,578.44 : x
  2. Step 2: Convert to fraction form
    49,957.56/74,914.38 = 26,578.44/x
  3. Step 3: Cross multiply
    49,957.56x = 74,914.38 × 26,578.44
  4. Step 4: Simplify right side
    49,957.56x = 1,991,107,353.97
  5. Step 5: Solve for x
    x = 1,991,107,353.97/49,957.56
  6. Step 6: Final answer
    x = 39,855.98

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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.