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Finding the Fourth Proportional to 192,241.36, 288,180.60 and 92,458

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Solution

The fourth proportional to 192,241.36, 288,180.60 and 92,458 is: 138,599.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,241.36 : 288,180.60 = 92,458 : x
  2. Step 2: Convert to fraction form
    192,241.36/288,180.60 = 92,458/x
  3. Step 3: Cross multiply
    192,241.36x = 288,180.60 × 92,458
  4. Step 4: Simplify right side
    192,241.36x = 26,644,601,914.80
  5. Step 5: Solve for x
    x = 26,644,601,914.80/192,241.36
  6. Step 6: Final answer
    x = 138,599.74

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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.