Home / 311,326.28-466,816.86-108,868.18

Finding the Fourth Proportional to 311,326.28, 466,816.86 and 108,868.18

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Solution

The fourth proportional to 311,326.28, 466,816.86 and 108,868.18 is: 163,241.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,326.28 : 466,816.86 = 108,868.18 : x
  2. Step 2: Convert to fraction form
    311,326.28/466,816.86 = 108,868.18/x
  3. Step 3: Cross multiply
    311,326.28x = 466,816.86 × 108,868.18
  4. Step 4: Simplify right side
    311,326.28x = 50,821,500,183.74
  5. Step 5: Solve for x
    x = 50,821,500,183.74/311,326.28
  6. Step 6: Final answer
    x = 163,241.92

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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.