Home / 188,067.10-259,464.49-123,571.06

Finding the Fourth Proportional to 188,067.10, 259,464.49 and 123,571.06

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Solution

The fourth proportional to 188,067.10, 259,464.49 and 123,571.06 is: 170,483.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,067.10 : 259,464.49 = 123,571.06 : x
  2. Step 2: Convert to fraction form
    188,067.10/259,464.49 = 123,571.06/x
  3. Step 3: Cross multiply
    188,067.10x = 259,464.49 × 123,571.06
  4. Step 4: Simplify right side
    188,067.10x = 32,062,302,061.66
  5. Step 5: Solve for x
    x = 32,062,302,061.66/188,067.10
  6. Step 6: Final answer
    x = 170,483.31

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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.