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Finding the Fourth Proportional to 226,999.80, 340,420.20 and 67,033.10

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Solution

The fourth proportional to 226,999.80, 340,420.20 and 67,033.10 is: 100,526.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,999.80 : 340,420.20 = 67,033.10 : x
  2. Step 2: Convert to fraction form
    226,999.80/340,420.20 = 67,033.10/x
  3. Step 3: Cross multiply
    226,999.80x = 340,420.20 × 67,033.10
  4. Step 4: Simplify right side
    226,999.80x = 22,819,419,606.52
  5. Step 5: Solve for x
    x = 22,819,419,606.52/226,999.80
  6. Step 6: Final answer
    x = 100,526.17

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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.