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Finding the Fourth Proportional to 179,662.01, 247,944.92 and 99,089.69

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Solution

The fourth proportional to 179,662.01, 247,944.92 and 99,089.69 is: 136,750.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,662.01 : 247,944.92 = 99,089.69 : x
  2. Step 2: Convert to fraction form
    179,662.01/247,944.92 = 99,089.69/x
  3. Step 3: Cross multiply
    179,662.01x = 247,944.92 × 99,089.69
  4. Step 4: Simplify right side
    179,662.01x = 24,568,783,524.70
  5. Step 5: Solve for x
    x = 24,568,783,524.70/179,662.01
  6. Step 6: Final answer
    x = 136,750.02

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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.