Home / 73,261.22-109,695-60,270.44

Finding the Fourth Proportional to 73,261.22, 109,695 and 60,270.44

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Solution

The fourth proportional to 73,261.22, 109,695 and 60,270.44 is: 90,243.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,261.22 : 109,695 = 60,270.44 : x
  2. Step 2: Convert to fraction form
    73,261.22/109,695 = 60,270.44/x
  3. Step 3: Cross multiply
    73,261.22x = 109,695 × 60,270.44
  4. Step 4: Simplify right side
    73,261.22x = 6,611,365,915.80
  5. Step 5: Solve for x
    x = 6,611,365,915.80/73,261.22
  6. Step 6: Final answer
    x = 90,243.73

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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.