Home / 199,216.77-274,914.39-108,575.61

Finding the Fourth Proportional to 199,216.77, 274,914.39 and 108,575.61

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Solution

The fourth proportional to 199,216.77, 274,914.39 and 108,575.61 is: 149,831.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,216.77 : 274,914.39 = 108,575.61 : x
  2. Step 2: Convert to fraction form
    199,216.77/274,914.39 = 108,575.61/x
  3. Step 3: Cross multiply
    199,216.77x = 274,914.39 × 108,575.61
  4. Step 4: Simplify right side
    199,216.77x = 29,848,997,592.03
  5. Step 5: Solve for x
    x = 29,848,997,592.03/199,216.77
  6. Step 6: Final answer
    x = 149,831.75

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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.