Home / 199,126.01-274,792.80-108,481.75

Finding the Fourth Proportional to 199,126.01, 274,792.80 and 108,481.75

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Solution

The fourth proportional to 199,126.01, 274,792.80 and 108,481.75 is: 149,704.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,126.01 : 274,792.80 = 108,481.75 : x
  2. Step 2: Convert to fraction form
    199,126.01/274,792.80 = 108,481.75/x
  3. Step 3: Cross multiply
    199,126.01x = 274,792.80 × 108,481.75
  4. Step 4: Simplify right side
    199,126.01x = 29,810,003,831.40
  5. Step 5: Solve for x
    x = 29,810,003,831.40/199,126.01
  6. Step 6: Final answer
    x = 149,704.22

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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.