Home / 141,276.37-194,972.33-80,865.97

Finding the Fourth Proportional to 141,276.37, 194,972.33 and 80,865.97

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Solution

The fourth proportional to 141,276.37, 194,972.33 and 80,865.97 is: 111,601.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,276.37 : 194,972.33 = 80,865.97 : x
  2. Step 2: Convert to fraction form
    141,276.37/194,972.33 = 80,865.97/x
  3. Step 3: Cross multiply
    141,276.37x = 194,972.33 × 80,865.97
  4. Step 4: Simplify right side
    141,276.37x = 15,766,626,588.61
  5. Step 5: Solve for x
    x = 15,766,626,588.61/141,276.37
  6. Step 6: Final answer
    x = 111,601.30

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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.