Home / 197,704.09-296,494.80-71,327.91

Finding the Fourth Proportional to 197,704.09, 296,494.80 and 71,327.91

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Solution

The fourth proportional to 197,704.09, 296,494.80 and 71,327.91 is: 106,969.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,704.09 : 296,494.80 = 71,327.91 : x
  2. Step 2: Convert to fraction form
    197,704.09/296,494.80 = 71,327.91/x
  3. Step 3: Cross multiply
    197,704.09x = 296,494.80 × 71,327.91
  4. Step 4: Simplify right side
    197,704.09x = 21,148,353,987.68
  5. Step 5: Solve for x
    x = 21,148,353,987.68/197,704.09
  6. Step 6: Final answer
    x = 106,969.73

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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.