Home / 226,970.26-339,815.31-120,112.18

Finding the Fourth Proportional to 226,970.26, 339,815.31 and 120,112.18

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Solution

The fourth proportional to 226,970.26, 339,815.31 and 120,112.18 is: 179,829.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,970.26 : 339,815.31 = 120,112.18 : x
  2. Step 2: Convert to fraction form
    226,970.26/339,815.31 = 120,112.18/x
  3. Step 3: Cross multiply
    226,970.26x = 339,815.31 × 120,112.18
  4. Step 4: Simplify right side
    226,970.26x = 40,815,957,681.48
  5. Step 5: Solve for x
    x = 40,815,957,681.48/226,970.26
  6. Step 6: Final answer
    x = 179,829.54

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1.5x scale

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.