Home / 226,747.80-340,383.60-121,771.80

Finding the Fourth Proportional to 226,747.80, 340,383.60 and 121,771.80

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Solution

The fourth proportional to 226,747.80, 340,383.60 and 121,771.80 is: 182,798.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,747.80 : 340,383.60 = 121,771.80 : x
  2. Step 2: Convert to fraction form
    226,747.80/340,383.60 = 121,771.80/x
  3. Step 3: Cross multiply
    226,747.80x = 340,383.60 × 121,771.80
  4. Step 4: Simplify right side
    226,747.80x = 41,449,123,662.48
  5. Step 5: Solve for x
    x = 41,449,123,662.48/226,747.80
  6. Step 6: Final answer
    x = 182,798.35

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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.