Home / 222,336.48-306,824.00-120,361.92

Finding the Fourth Proportional to 222,336.48, 306,824.00 and 120,361.92

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Solution

The fourth proportional to 222,336.48, 306,824.00 and 120,361.92 is: 166,099.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,336.48 : 306,824.00 = 120,361.92 : x
  2. Step 2: Convert to fraction form
    222,336.48/306,824.00 = 120,361.92/x
  3. Step 3: Cross multiply
    222,336.48x = 306,824.00 × 120,361.92
  4. Step 4: Simplify right side
    222,336.48x = 36,929,923,989.68
  5. Step 5: Solve for x
    x = 36,929,923,989.68/222,336.48
  6. Step 6: Final answer
    x = 166,099.25

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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.