Home / 197,151.40-295,778.97-102,387.88

Finding the Fourth Proportional to 197,151.40, 295,778.97 and 102,387.88

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Solution

The fourth proportional to 197,151.40, 295,778.97 and 102,387.88 is: 153,608.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,151.40 : 295,778.97 = 102,387.88 : x
  2. Step 2: Convert to fraction form
    197,151.40/295,778.97 = 102,387.88/x
  3. Step 3: Cross multiply
    197,151.40x = 295,778.97 × 102,387.88
  4. Step 4: Simplify right side
    197,151.40x = 30,284,181,686.88
  5. Step 5: Solve for x
    x = 30,284,181,686.88/197,151.40
  6. Step 6: Final answer
    x = 153,608.76

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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.