Home / 226,922.62-340,415.13-77,122.71

Finding the Fourth Proportional to 226,922.62, 340,415.13 and 77,122.71

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Solution

The fourth proportional to 226,922.62, 340,415.13 and 77,122.71 is: 115,694.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,922.62 : 340,415.13 = 77,122.71 : x
  2. Step 2: Convert to fraction form
    226,922.62/340,415.13 = 77,122.71/x
  3. Step 3: Cross multiply
    226,922.62x = 340,415.13 × 77,122.71
  4. Step 4: Simplify right side
    226,922.62x = 26,253,737,350.60
  5. Step 5: Solve for x
    x = 26,253,737,350.60/226,922.62
  6. Step 6: Final answer
    x = 115,694.67

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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.