Home / 204,279.51-306,568.68-104,523.15

Finding the Fourth Proportional to 204,279.51, 306,568.68 and 104,523.15

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Solution

The fourth proportional to 204,279.51, 306,568.68 and 104,523.15 is: 156,861.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,279.51 : 306,568.68 = 104,523.15 : x
  2. Step 2: Convert to fraction form
    204,279.51/306,568.68 = 104,523.15/x
  3. Step 3: Cross multiply
    204,279.51x = 306,568.68 × 104,523.15
  4. Step 4: Simplify right side
    204,279.51x = 32,043,524,124.94
  5. Step 5: Solve for x
    x = 32,043,524,124.94/204,279.51
  6. Step 6: Final answer
    x = 156,861.18

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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.