Home / 204,380.19-306,581.22-64,149.75

Finding the Fourth Proportional to 204,380.19, 306,581.22 and 64,149.75

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Solution

The fourth proportional to 204,380.19, 306,581.22 and 64,149.75 is: 96,228.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,380.19 : 306,581.22 = 64,149.75 : x
  2. Step 2: Convert to fraction form
    204,380.19/306,581.22 = 64,149.75/x
  3. Step 3: Cross multiply
    204,380.19x = 306,581.22 × 64,149.75
  4. Step 4: Simplify right side
    204,380.19x = 19,667,108,617.70
  5. Step 5: Solve for x
    x = 19,667,108,617.70/204,380.19
  6. Step 6: Final answer
    x = 96,228.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.