Home / 214,934.64-322,651.02-115,289.46

Finding the Fourth Proportional to 214,934.64, 322,651.02 and 115,289.46

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Solution

The fourth proportional to 214,934.64, 322,651.02 and 115,289.46 is: 173,067.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,934.64 : 322,651.02 = 115,289.46 : x
  2. Step 2: Convert to fraction form
    214,934.64/322,651.02 = 115,289.46/x
  3. Step 3: Cross multiply
    214,934.64x = 322,651.02 × 115,289.46
  4. Step 4: Simplify right side
    214,934.64x = 37,198,261,864.25
  5. Step 5: Solve for x
    x = 37,198,261,864.25/214,934.64
  6. Step 6: Final answer
    x = 173,067.78

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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.