Home / 194,617.30-268,560.93-109,729.30

Finding the Fourth Proportional to 194,617.30, 268,560.93 and 109,729.30

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Solution

The fourth proportional to 194,617.30, 268,560.93 and 109,729.30 is: 151,420.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,617.30 : 268,560.93 = 109,729.30 : x
  2. Step 2: Convert to fraction form
    194,617.30/268,560.93 = 109,729.30/x
  3. Step 3: Cross multiply
    194,617.30x = 268,560.93 × 109,729.30
  4. Step 4: Simplify right side
    194,617.30x = 29,469,002,856.25
  5. Step 5: Solve for x
    x = 29,469,002,856.25/194,617.30
  6. Step 6: Final answer
    x = 151,420.26

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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.