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Finding the Fourth Proportional to 110,687.48, 166,063.08 and 54,544.46

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Solution

The fourth proportional to 110,687.48, 166,063.08 and 54,544.46 is: 81,832.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,687.48 : 166,063.08 = 54,544.46 : x
  2. Step 2: Convert to fraction form
    110,687.48/166,063.08 = 54,544.46/x
  3. Step 3: Cross multiply
    110,687.48x = 166,063.08 × 54,544.46
  4. Step 4: Simplify right side
    110,687.48x = 9,057,821,024.54
  5. Step 5: Solve for x
    x = 9,057,821,024.54/110,687.48
  6. Step 6: Final answer
    x = 81,832.39

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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.