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Finding the Fourth Proportional to 61,252.57, 91,755.84 and 27,926.79

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Solution

The fourth proportional to 61,252.57, 91,755.84 and 27,926.79 is: 41,834.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,252.57 : 91,755.84 = 27,926.79 : x
  2. Step 2: Convert to fraction form
    61,252.57/91,755.84 = 27,926.79/x
  3. Step 3: Cross multiply
    61,252.57x = 91,755.84 × 27,926.79
  4. Step 4: Simplify right side
    61,252.57x = 2,562,446,476.54
  5. Step 5: Solve for x
    x = 2,562,446,476.54/61,252.57
  6. Step 6: Final answer
    x = 41,834.10

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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.