Home / 260,721.75-359,796.02-141,489.75

Finding the Fourth Proportional to 260,721.75, 359,796.02 and 141,489.75

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Solution

The fourth proportional to 260,721.75, 359,796.02 and 141,489.75 is: 195,255.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,721.75 : 359,796.02 = 141,489.75 : x
  2. Step 2: Convert to fraction form
    260,721.75/359,796.02 = 141,489.75/x
  3. Step 3: Cross multiply
    260,721.75x = 359,796.02 × 141,489.75
  4. Step 4: Simplify right side
    260,721.75x = 50,907,448,213.35
  5. Step 5: Solve for x
    x = 50,907,448,213.35/260,721.75
  6. Step 6: Final answer
    x = 195,255.86

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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.