Home / 188,144.85-259,620.35-106,482.27

Finding the Fourth Proportional to 188,144.85, 259,620.35 and 106,482.27

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Solution

The fourth proportional to 188,144.85, 259,620.35 and 106,482.27 is: 146,934.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,144.85 : 259,620.35 = 106,482.27 : x
  2. Step 2: Convert to fraction form
    188,144.85/259,620.35 = 106,482.27/x
  3. Step 3: Cross multiply
    188,144.85x = 259,620.35 × 106,482.27
  4. Step 4: Simplify right side
    188,144.85x = 27,644,963,673.78
  5. Step 5: Solve for x
    x = 27,644,963,673.78/188,144.85
  6. Step 6: Final answer
    x = 146,934.47

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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.