Home / 181,180.18-271,733.39-68,821.02

Finding the Fourth Proportional to 181,180.18, 271,733.39 and 68,821.02

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Solution

The fourth proportional to 181,180.18, 271,733.39 and 68,821.02 is: 103,217.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,180.18 : 271,733.39 = 68,821.02 : x
  2. Step 2: Convert to fraction form
    181,180.18/271,733.39 = 68,821.02/x
  3. Step 3: Cross multiply
    181,180.18x = 271,733.39 × 68,821.02
  4. Step 4: Simplify right side
    181,180.18x = 18,700,969,067.86
  5. Step 5: Solve for x
    x = 18,700,969,067.86/181,180.18
  6. Step 6: Final answer
    x = 103,217.52

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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.