Home / 150,816-226,124.16-71,942.40

Finding the Fourth Proportional to 150,816, 226,124.16 and 71,942.40

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Solution

The fourth proportional to 150,816, 226,124.16 and 71,942.40 is: 107,865.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,816 : 226,124.16 = 71,942.40 : x
  2. Step 2: Convert to fraction form
    150,816/226,124.16 = 71,942.40/x
  3. Step 3: Cross multiply
    150,816x = 226,124.16 × 71,942.40
  4. Step 4: Simplify right side
    150,816x = 16,267,914,768.38
  5. Step 5: Solve for x
    x = 16,267,914,768.38/150,816
  6. Step 6: Final answer
    x = 107,865.97

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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.