Home / 188,052.33-259,512.19-106,378.84

Finding the Fourth Proportional to 188,052.33, 259,512.19 and 106,378.84

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Solution

The fourth proportional to 188,052.33, 259,512.19 and 106,378.84 is: 146,802.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,052.33 : 259,512.19 = 106,378.84 : x
  2. Step 2: Convert to fraction form
    188,052.33/259,512.19 = 106,378.84/x
  3. Step 3: Cross multiply
    188,052.33x = 259,512.19 × 106,378.84
  4. Step 4: Simplify right side
    188,052.33x = 27,606,604,336.75
  5. Step 5: Solve for x
    x = 27,606,604,336.75/188,052.33
  6. Step 6: Final answer
    x = 146,802.78

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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.