Home / 197,236.35-272,185.52-112,367.79

Finding the Fourth Proportional to 197,236.35, 272,185.52 and 112,367.79

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Solution

The fourth proportional to 197,236.35, 272,185.52 and 112,367.79 is: 155,067.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,236.35 : 272,185.52 = 112,367.79 : x
  2. Step 2: Convert to fraction form
    197,236.35/272,185.52 = 112,367.79/x
  3. Step 3: Cross multiply
    197,236.35x = 272,185.52 × 112,367.79
  4. Step 4: Simplify right side
    197,236.35x = 30,584,884,790.56
  5. Step 5: Solve for x
    x = 30,584,884,790.56/197,236.35
  6. Step 6: Final answer
    x = 155,067.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.