Home / 188,201.29-259,684.26-106,529.15

Finding the Fourth Proportional to 188,201.29, 259,684.26 and 106,529.15

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Solution

The fourth proportional to 188,201.29, 259,684.26 and 106,529.15 is: 146,991.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,201.29 : 259,684.26 = 106,529.15 : x
  2. Step 2: Convert to fraction form
    188,201.29/259,684.26 = 106,529.15/x
  3. Step 3: Cross multiply
    188,201.29x = 259,684.26 × 106,529.15
  4. Step 4: Simplify right side
    188,201.29x = 27,663,943,486.18
  5. Step 5: Solve for x
    x = 27,663,943,486.18/188,201.29
  6. Step 6: Final answer
    x = 146,991.26

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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.