Home / 110,781.32-166,136.44-47,584.32

Finding the Fourth Proportional to 110,781.32, 166,136.44 and 47,584.32

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Solution

The fourth proportional to 110,781.32, 166,136.44 and 47,584.32 is: 71,361.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,781.32 : 166,136.44 = 47,584.32 : x
  2. Step 2: Convert to fraction form
    110,781.32/166,136.44 = 47,584.32/x
  3. Step 3: Cross multiply
    110,781.32x = 166,136.44 × 47,584.32
  4. Step 4: Simplify right side
    110,781.32x = 7,905,489,524.62
  5. Step 5: Solve for x
    x = 7,905,489,524.62/110,781.32
  6. Step 6: Final answer
    x = 71,361.21

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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.