Home / 226,967.76-339,811.56-120,109.68

Finding the Fourth Proportional to 226,967.76, 339,811.56 and 120,109.68

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Solution

The fourth proportional to 226,967.76, 339,811.56 and 120,109.68 is: 179,825.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,967.76 : 339,811.56 = 120,109.68 : x
  2. Step 2: Convert to fraction form
    226,967.76/339,811.56 = 120,109.68/x
  3. Step 3: Cross multiply
    226,967.76x = 339,811.56 × 120,109.68
  4. Step 4: Simplify right side
    226,967.76x = 40,814,657,731.90
  5. Step 5: Solve for x
    x = 40,814,657,731.90/226,967.76
  6. Step 6: Final answer
    x = 179,825.79

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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.