Home / 194,777.22-268,792.84-109,902.18

Finding the Fourth Proportional to 194,777.22, 268,792.84 and 109,902.18

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Solution

The fourth proportional to 194,777.22, 268,792.84 and 109,902.18 is: 151,665.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,777.22 : 268,792.84 = 109,902.18 : x
  2. Step 2: Convert to fraction form
    194,777.22/268,792.84 = 109,902.18/x
  3. Step 3: Cross multiply
    194,777.22x = 268,792.84 × 109,902.18
  4. Step 4: Simplify right side
    194,777.22x = 29,540,919,084.39
  5. Step 5: Solve for x
    x = 29,540,919,084.39/194,777.22
  6. Step 6: Final answer
    x = 151,665.16

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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.