Home / 188,236.92-259,771.14-103,354.32

Finding the Fourth Proportional to 188,236.92, 259,771.14 and 103,354.32

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Solution

The fourth proportional to 188,236.92, 259,771.14 and 103,354.32 is: 142,631.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,236.92 : 259,771.14 = 103,354.32 : x
  2. Step 2: Convert to fraction form
    188,236.92/259,771.14 = 103,354.32/x
  3. Step 3: Cross multiply
    188,236.92x = 259,771.14 × 103,354.32
  4. Step 4: Simplify right side
    188,236.92x = 26,848,469,530.32
  5. Step 5: Solve for x
    x = 26,848,469,530.32/188,236.92
  6. Step 6: Final answer
    x = 142,631.26

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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.