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Finding the Fourth Proportional to 49,599, 68,446.62 and 27,243

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Solution

The fourth proportional to 49,599, 68,446.62 and 27,243 is: 37,595.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,599 : 68,446.62 = 27,243 : x
  2. Step 2: Convert to fraction form
    49,599/68,446.62 = 27,243/x
  3. Step 3: Cross multiply
    49,599x = 68,446.62 × 27,243
  4. Step 4: Simplify right side
    49,599x = 1,864,691,268.66
  5. Step 5: Solve for x
    x = 1,864,691,268.66/49,599
  6. Step 6: Final answer
    x = 37,595.34

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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.