Home / 226,718.20-340,090.10-68,951.80

Finding the Fourth Proportional to 226,718.20, 340,090.10 and 68,951.80

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Solution

The fourth proportional to 226,718.20, 340,090.10 and 68,951.80 is: 103,431.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,718.20 : 340,090.10 = 68,951.80 : x
  2. Step 2: Convert to fraction form
    226,718.20/340,090.10 = 68,951.80/x
  3. Step 3: Cross multiply
    226,718.20x = 340,090.10 × 68,951.80
  4. Step 4: Simplify right side
    226,718.20x = 23,449,824,557.18
  5. Step 5: Solve for x
    x = 23,449,824,557.18/226,718.20
  6. Step 6: Final answer
    x = 103,431.59

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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.