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Finding the Fourth Proportional to 311,644.10, 467,170.23 and 101,134.82

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Solution

The fourth proportional to 311,644.10, 467,170.23 and 101,134.82 is: 151,606.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,644.10 : 467,170.23 = 101,134.82 : x
  2. Step 2: Convert to fraction form
    311,644.10/467,170.23 = 101,134.82/x
  3. Step 3: Cross multiply
    311,644.10x = 467,170.23 × 101,134.82
  4. Step 4: Simplify right side
    311,644.10x = 47,247,177,120.41
  5. Step 5: Solve for x
    x = 47,247,177,120.41/311,644.10
  6. Step 6: Final answer
    x = 151,606.20

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1.5x scale

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.