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Finding the Fourth Proportional to 250,791.94, 376,193.68 and 61,253.88

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Solution

The fourth proportional to 250,791.94, 376,193.68 and 61,253.88 is: 91,882.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,791.94 : 376,193.68 = 61,253.88 : x
  2. Step 2: Convert to fraction form
    250,791.94/376,193.68 = 61,253.88/x
  3. Step 3: Cross multiply
    250,791.94x = 376,193.68 × 61,253.88
  4. Step 4: Simplify right side
    250,791.94x = 23,043,322,684.61
  5. Step 5: Solve for x
    x = 23,043,322,684.61/250,791.94
  6. Step 6: Final answer
    x = 91,882.23

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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.