Home / 211,067.66-291,273.84-114,272.53

Finding the Fourth Proportional to 211,067.66, 291,273.84 and 114,272.53

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Solution

The fourth proportional to 211,067.66, 291,273.84 and 114,272.53 is: 157,696.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,067.66 : 291,273.84 = 114,272.53 : x
  2. Step 2: Convert to fraction form
    211,067.66/291,273.84 = 114,272.53/x
  3. Step 3: Cross multiply
    211,067.66x = 291,273.84 × 114,272.53
  4. Step 4: Simplify right side
    211,067.66x = 33,284,597,891.43
  5. Step 5: Solve for x
    x = 33,284,597,891.43/211,067.66
  6. Step 6: Final answer
    x = 157,696.34

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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.