Home / 188,148.85-259,625.86-106,486.27

Finding the Fourth Proportional to 188,148.85, 259,625.86 and 106,486.27

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Solution

The fourth proportional to 188,148.85, 259,625.86 and 106,486.27 is: 146,939.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,148.85 : 259,625.86 = 106,486.27 : x
  2. Step 2: Convert to fraction form
    188,148.85/259,625.86 = 106,486.27/x
  3. Step 3: Cross multiply
    188,148.85x = 259,625.86 × 106,486.27
  4. Step 4: Simplify right side
    188,148.85x = 27,646,589,426.94
  5. Step 5: Solve for x
    x = 27,646,589,426.94/188,148.85
  6. Step 6: Final answer
    x = 146,939.99

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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.