Home / 226,826.70-340,261.24-66,902.79

Finding the Fourth Proportional to 226,826.70, 340,261.24 and 66,902.79

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Solution

The fourth proportional to 226,826.70, 340,261.24 and 66,902.79 is: 100,360.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,826.70 : 340,261.24 = 66,902.79 : x
  2. Step 2: Convert to fraction form
    226,826.70/340,261.24 = 66,902.79/x
  3. Step 3: Cross multiply
    226,826.70x = 340,261.24 × 66,902.79
  4. Step 4: Simplify right side
    226,826.70x = 22,764,426,284.86
  5. Step 5: Solve for x
    x = 22,764,426,284.86/226,826.70
  6. Step 6: Final answer
    x = 100,360.44

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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.