Home / 195,997.21-270,459.81-109,944.23

Finding the Fourth Proportional to 195,997.21, 270,459.81 and 109,944.23

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Solution

The fourth proportional to 195,997.21, 270,459.81 and 109,944.23 is: 151,713.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,997.21 : 270,459.81 = 109,944.23 : x
  2. Step 2: Convert to fraction form
    195,997.21/270,459.81 = 109,944.23/x
  3. Step 3: Cross multiply
    195,997.21x = 270,459.81 × 109,944.23
  4. Step 4: Simplify right side
    195,997.21x = 29,735,494,204.10
  5. Step 5: Solve for x
    x = 29,735,494,204.10/195,997.21
  6. Step 6: Final answer
    x = 151,713.87

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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.