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Finding the Fourth Proportional to 169,410.44, 253,616.37 and 148,391.54

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Solution

The fourth proportional to 169,410.44, 253,616.37 and 148,391.54 is: 222,149.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,410.44 : 253,616.37 = 148,391.54 : x
  2. Step 2: Convert to fraction form
    169,410.44/253,616.37 = 148,391.54/x
  3. Step 3: Cross multiply
    169,410.44x = 253,616.37 × 148,391.54
  4. Step 4: Simplify right side
    169,410.44x = 37,634,524,266.61
  5. Step 5: Solve for x
    x = 37,634,524,266.61/169,410.44
  6. Step 6: Final answer
    x = 222,149.97

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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.