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Finding the Fourth Proportional to 269,406.96, 404,084.20 and 109,492.48

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Solution

The fourth proportional to 269,406.96, 404,084.20 and 109,492.48 is: 164,228.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,406.96 : 404,084.20 = 109,492.48 : x
  2. Step 2: Convert to fraction form
    269,406.96/404,084.20 = 109,492.48/x
  3. Step 3: Cross multiply
    269,406.96x = 404,084.20 × 109,492.48
  4. Step 4: Simplify right side
    269,406.96x = 44,244,181,186.82
  5. Step 5: Solve for x
    x = 44,244,181,186.82/269,406.96
  6. Step 6: Final answer
    x = 164,228.06

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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.