Home / 150,855.11-226,310.36-71,969.34

Finding the Fourth Proportional to 150,855.11, 226,310.36 and 71,969.34

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Solution

The fourth proportional to 150,855.11, 226,310.36 and 71,969.34 is: 107,967.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,855.11 : 226,310.36 = 71,969.34 : x
  2. Step 2: Convert to fraction form
    150,855.11/226,310.36 = 71,969.34/x
  3. Step 3: Cross multiply
    150,855.11x = 226,310.36 × 71,969.34
  4. Step 4: Simplify right side
    150,855.11x = 16,287,407,733.18
  5. Step 5: Solve for x
    x = 16,287,407,733.18/150,855.11
  6. Step 6: Final answer
    x = 107,967.23

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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.