Home / 141,351.06-195,059.11-80,927.33

Finding the Fourth Proportional to 141,351.06, 195,059.11 and 80,927.33

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Solution

The fourth proportional to 141,351.06, 195,059.11 and 80,927.33 is: 111,676.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,351.06 : 195,059.11 = 80,927.33 : x
  2. Step 2: Convert to fraction form
    141,351.06/195,059.11 = 80,927.33/x
  3. Step 3: Cross multiply
    141,351.06x = 195,059.11 × 80,927.33
  4. Step 4: Simplify right side
    141,351.06x = 15,785,611,786.86
  5. Step 5: Solve for x
    x = 15,785,611,786.86/141,351.06
  6. Step 6: Final answer
    x = 111,676.64

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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.