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Finding the Fourth Proportional to 192,227, 288,402.20 and 92,394.44

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Solution

The fourth proportional to 192,227, 288,402.20 and 92,394.44 is: 138,621.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,227 : 288,402.20 = 92,394.44 : x
  2. Step 2: Convert to fraction form
    192,227/288,402.20 = 92,394.44/x
  3. Step 3: Cross multiply
    192,227x = 288,402.20 × 92,394.44
  4. Step 4: Simplify right side
    192,227x = 26,646,759,763.77
  5. Step 5: Solve for x
    x = 26,646,759,763.77/192,227
  6. Step 6: Final answer
    x = 138,621.32

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1.5x scale

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.