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Finding the Fourth Proportional to 167,183.61, 250,582.24 and 77,037.87

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Solution

The fourth proportional to 167,183.61, 250,582.24 and 77,037.87 is: 115,467.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,183.61 : 250,582.24 = 77,037.87 : x
  2. Step 2: Convert to fraction form
    167,183.61/250,582.24 = 77,037.87/x
  3. Step 3: Cross multiply
    167,183.61x = 250,582.24 × 77,037.87
  4. Step 4: Simplify right side
    167,183.61x = 19,304,322,029.43
  5. Step 5: Solve for x
    x = 19,304,322,029.43/167,183.61
  6. Step 6: Final answer
    x = 115,467.79

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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.