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Finding the Fourth Proportional to 226,841.40, 340,245.70 and 108,480.96

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Solution

The fourth proportional to 226,841.40, 340,245.70 and 108,480.96 is: 162,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,841.40 : 340,245.70 = 108,480.96 : x
  2. Step 2: Convert to fraction form
    226,841.40/340,245.70 = 108,480.96/x
  3. Step 3: Cross multiply
    226,841.40x = 340,245.70 × 108,480.96
  4. Step 4: Simplify right side
    226,841.40x = 36,910,179,900.67
  5. Step 5: Solve for x
    x = 36,910,179,900.67/226,841.40
  6. Step 6: Final answer
    x = 162,713.60

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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.