Home / 197,385.60-296,121.96-92,147.16

Finding the Fourth Proportional to 197,385.60, 296,121.96 and 92,147.16

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Solution

The fourth proportional to 197,385.60, 296,121.96 and 92,147.16 is: 138,241.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,385.60 : 296,121.96 = 92,147.16 : x
  2. Step 2: Convert to fraction form
    197,385.60/296,121.96 = 92,147.16/x
  3. Step 3: Cross multiply
    197,385.60x = 296,121.96 × 92,147.16
  4. Step 4: Simplify right side
    197,385.60x = 27,286,797,627.63
  5. Step 5: Solve for x
    x = 27,286,797,627.63/197,385.60
  6. Step 6: Final answer
    x = 138,241.08

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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.