Home / 194,361.13-268,222.79-108,328.96

Finding the Fourth Proportional to 194,361.13, 268,222.79 and 108,328.96

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Solution

The fourth proportional to 194,361.13, 268,222.79 and 108,328.96 is: 149,496.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,361.13 : 268,222.79 = 108,328.96 : x
  2. Step 2: Convert to fraction form
    194,361.13/268,222.79 = 108,328.96/x
  3. Step 3: Cross multiply
    194,361.13x = 268,222.79 × 108,328.96
  4. Step 4: Simplify right side
    194,361.13x = 29,056,295,489.26
  5. Step 5: Solve for x
    x = 29,056,295,489.26/194,361.13
  6. Step 6: Final answer
    x = 149,496.43

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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.