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Finding the Fourth Proportional to 234,014.80, 351,022.20 and 167,311.30

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Solution

The fourth proportional to 234,014.80, 351,022.20 and 167,311.30 is: 250,966.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,014.80 : 351,022.20 = 167,311.30 : x
  2. Step 2: Convert to fraction form
    234,014.80/351,022.20 = 167,311.30/x
  3. Step 3: Cross multiply
    234,014.80x = 351,022.20 × 167,311.30
  4. Step 4: Simplify right side
    234,014.80x = 58,729,980,610.86
  5. Step 5: Solve for x
    x = 58,729,980,610.86/234,014.80
  6. Step 6: Final answer
    x = 250,966.95

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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.