Home / 179,662.21-269,680.24-132,330.75

Finding the Fourth Proportional to 179,662.21, 269,680.24 and 132,330.75

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Solution

The fourth proportional to 179,662.21, 269,680.24 and 132,330.75 is: 198,633.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,662.21 : 269,680.24 = 132,330.75 : x
  2. Step 2: Convert to fraction form
    179,662.21/269,680.24 = 132,330.75/x
  3. Step 3: Cross multiply
    179,662.21x = 269,680.24 × 132,330.75
  4. Step 4: Simplify right side
    179,662.21x = 35,686,987,831.02
  5. Step 5: Solve for x
    x = 35,686,987,831.02/179,662.21
  6. Step 6: Final answer
    x = 198,633.80

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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.