Home / 226,263.60-339,520.05-137,579.37

Finding the Fourth Proportional to 226,263.60, 339,520.05 and 137,579.37

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Solution

The fourth proportional to 226,263.60, 339,520.05 and 137,579.37 is: 206,444.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,263.60 : 339,520.05 = 137,579.37 : x
  2. Step 2: Convert to fraction form
    226,263.60/339,520.05 = 137,579.37/x
  3. Step 3: Cross multiply
    226,263.60x = 339,520.05 × 137,579.37
  4. Step 4: Simplify right side
    226,263.60x = 46,710,954,581.37
  5. Step 5: Solve for x
    x = 46,710,954,581.37/226,263.60
  6. Step 6: Final answer
    x = 206,444.85

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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.