Home / 197,979.12-296,852.04-79,550.64

Finding the Fourth Proportional to 197,979.12, 296,852.04 and 79,550.64

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Solution

The fourth proportional to 197,979.12, 296,852.04 and 79,550.64 is: 119,279.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,979.12 : 296,852.04 = 79,550.64 : x
  2. Step 2: Convert to fraction form
    197,979.12/296,852.04 = 79,550.64/x
  3. Step 3: Cross multiply
    197,979.12x = 296,852.04 × 79,550.64
  4. Step 4: Simplify right side
    197,979.12x = 23,614,769,767.31
  5. Step 5: Solve for x
    x = 23,614,769,767.31/197,979.12
  6. Step 6: Final answer
    x = 119,279.09

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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.