Home / 194,997.50-268,836.32-154,844.18

Finding the Fourth Proportional to 194,997.50, 268,836.32 and 154,844.18

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Solution

The fourth proportional to 194,997.50, 268,836.32 and 154,844.18 is: 213,478.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,997.50 : 268,836.32 = 154,844.18 : x
  2. Step 2: Convert to fraction form
    194,997.50/268,836.32 = 154,844.18/x
  3. Step 3: Cross multiply
    194,997.50x = 268,836.32 × 154,844.18
  4. Step 4: Simplify right side
    194,997.50x = 41,627,739,524.62
  5. Step 5: Solve for x
    x = 41,627,739,524.62/194,997.50
  6. Step 6: Final answer
    x = 213,478.32

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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.