Home / 141,050.09-194,662.31-80,608.94

Finding the Fourth Proportional to 141,050.09, 194,662.31 and 80,608.94

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Solution

The fourth proportional to 141,050.09, 194,662.31 and 80,608.94 is: 111,247.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,050.09 : 194,662.31 = 80,608.94 : x
  2. Step 2: Convert to fraction form
    141,050.09/194,662.31 = 80,608.94/x
  3. Step 3: Cross multiply
    141,050.09x = 194,662.31 × 80,608.94
  4. Step 4: Simplify right side
    141,050.09x = 15,691,521,090.70
  5. Step 5: Solve for x
    x = 15,691,521,090.70/141,050.09
  6. Step 6: Final answer
    x = 111,247.87

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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.