Home / 197,162.97-295,769.03-77,204.43

Finding the Fourth Proportional to 197,162.97, 295,769.03 and 77,204.43

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Solution

The fourth proportional to 197,162.97, 295,769.03 and 77,204.43 is: 115,816.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,162.97 : 295,769.03 = 77,204.43 : x
  2. Step 2: Convert to fraction form
    197,162.97/295,769.03 = 77,204.43/x
  3. Step 3: Cross multiply
    197,162.97x = 295,769.03 × 77,204.43
  4. Step 4: Simplify right side
    197,162.97x = 22,834,678,986.78
  5. Step 5: Solve for x
    x = 22,834,678,986.78/197,162.97
  6. Step 6: Final answer
    x = 115,816.27

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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.