Home / 230,532.32-345,954.18-80,773.76

Finding the Fourth Proportional to 230,532.32, 345,954.18 and 80,773.76

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Solution

The fourth proportional to 230,532.32, 345,954.18 and 80,773.76 is: 121,215.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,532.32 : 345,954.18 = 80,773.76 : x
  2. Step 2: Convert to fraction form
    230,532.32/345,954.18 = 80,773.76/x
  3. Step 3: Cross multiply
    230,532.32x = 345,954.18 × 80,773.76
  4. Step 4: Simplify right side
    230,532.32x = 27,944,019,906.32
  5. Step 5: Solve for x
    x = 27,944,019,906.32/230,532.32
  6. Step 6: Final answer
    x = 121,215.19

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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.