Home / 204,342.88-306,361.61-140,982.20

Finding the Fourth Proportional to 204,342.88, 306,361.61 and 140,982.20

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Solution

The fourth proportional to 204,342.88, 306,361.61 and 140,982.20 is: 211,367.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,342.88 : 306,361.61 = 140,982.20 : x
  2. Step 2: Convert to fraction form
    204,342.88/306,361.61 = 140,982.20/x
  3. Step 3: Cross multiply
    204,342.88x = 306,361.61 × 140,982.20
  4. Step 4: Simplify right side
    204,342.88x = 43,191,533,773.34
  5. Step 5: Solve for x
    x = 43,191,533,773.34/204,342.88
  6. Step 6: Final answer
    x = 211,367.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.