Home / 226,139.63-339,216.65-113,758.43

Finding the Fourth Proportional to 226,139.63, 339,216.65 and 113,758.43

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Solution

The fourth proportional to 226,139.63, 339,216.65 and 113,758.43 is: 170,641.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,139.63 : 339,216.65 = 113,758.43 : x
  2. Step 2: Convert to fraction form
    226,139.63/339,216.65 = 113,758.43/x
  3. Step 3: Cross multiply
    226,139.63x = 339,216.65 × 113,758.43
  4. Step 4: Simplify right side
    226,139.63x = 38,588,752,965.07
  5. Step 5: Solve for x
    x = 38,588,752,965.07/226,139.63
  6. Step 6: Final answer
    x = 170,641.27

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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.