Home / 188,151.20-259,602.79-106,481.33

Finding the Fourth Proportional to 188,151.20, 259,602.79 and 106,481.33

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Solution

The fourth proportional to 188,151.20, 259,602.79 and 106,481.33 is: 146,918.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,151.20 : 259,602.79 = 106,481.33 : x
  2. Step 2: Convert to fraction form
    188,151.20/259,602.79 = 106,481.33/x
  3. Step 3: Cross multiply
    188,151.20x = 259,602.79 × 106,481.33
  4. Step 4: Simplify right side
    188,151.20x = 27,642,850,350.91
  5. Step 5: Solve for x
    x = 27,642,850,350.91/188,151.20
  6. Step 6: Final answer
    x = 146,918.28

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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.