Home / 226,736.28-340,022.40-91,743.70

Finding the Fourth Proportional to 226,736.28, 340,022.40 and 91,743.70

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Solution

The fourth proportional to 226,736.28, 340,022.40 and 91,743.70 is: 137,582.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,736.28 : 340,022.40 = 91,743.70 : x
  2. Step 2: Convert to fraction form
    226,736.28/340,022.40 = 91,743.70/x
  3. Step 3: Cross multiply
    226,736.28x = 340,022.40 × 91,743.70
  4. Step 4: Simplify right side
    226,736.28x = 31,194,913,058.88
  5. Step 5: Solve for x
    x = 31,194,913,058.88/226,736.28
  6. Step 6: Final answer
    x = 137,582.37

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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.