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Finding the Fourth Proportional to 192,892.08, 266,181.84 and 106,845.27

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Solution

The fourth proportional to 192,892.08, 266,181.84 and 106,845.27 is: 147,441.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,892.08 : 266,181.84 = 106,845.27 : x
  2. Step 2: Convert to fraction form
    192,892.08/266,181.84 = 106,845.27/x
  3. Step 3: Cross multiply
    192,892.08x = 266,181.84 × 106,845.27
  4. Step 4: Simplify right side
    192,892.08x = 28,440,270,563.90
  5. Step 5: Solve for x
    x = 28,440,270,563.90/192,892.08
  6. Step 6: Final answer
    x = 147,441.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.