Home / 198,065.82-273,365.76-117,537.75

Finding the Fourth Proportional to 198,065.82, 273,365.76 and 117,537.75

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Solution

The fourth proportional to 198,065.82, 273,365.76 and 117,537.75 is: 162,222.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,065.82 : 273,365.76 = 117,537.75 : x
  2. Step 2: Convert to fraction form
    198,065.82/273,365.76 = 117,537.75/x
  3. Step 3: Cross multiply
    198,065.82x = 273,365.76 × 117,537.75
  4. Step 4: Simplify right side
    198,065.82x = 32,130,796,357.44
  5. Step 5: Solve for x
    x = 32,130,796,357.44/198,065.82
  6. Step 6: Final answer
    x = 162,222.82

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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.