Home / 311,230.12-466,747.26-100,819.24

Finding the Fourth Proportional to 311,230.12, 466,747.26 and 100,819.24

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Solution

The fourth proportional to 311,230.12, 466,747.26 and 100,819.24 is: 151,197.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,230.12 : 466,747.26 = 100,819.24 : x
  2. Step 2: Convert to fraction form
    311,230.12/466,747.26 = 100,819.24/x
  3. Step 3: Cross multiply
    311,230.12x = 466,747.26 × 100,819.24
  4. Step 4: Simplify right side
    311,230.12x = 47,057,104,025.28
  5. Step 5: Solve for x
    x = 47,057,104,025.28/311,230.12
  6. Step 6: Final answer
    x = 151,197.14

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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.