Home / 226,039.20-339,168.96-92,959.36

Finding the Fourth Proportional to 226,039.20, 339,168.96 and 92,959.36

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Solution

The fourth proportional to 226,039.20, 339,168.96 and 92,959.36 is: 139,484.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,039.20 : 339,168.96 = 92,959.36 : x
  2. Step 2: Convert to fraction form
    226,039.20/339,168.96 = 92,959.36/x
  3. Step 3: Cross multiply
    226,039.20x = 339,168.96 × 92,959.36
  4. Step 4: Simplify right side
    226,039.20x = 31,528,929,453.47
  5. Step 5: Solve for x
    x = 31,528,929,453.47/226,039.20
  6. Step 6: Final answer
    x = 139,484.34

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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.