Home / 164,274.56-226,645.79-91,665.71

Finding the Fourth Proportional to 164,274.56, 226,645.79 and 91,665.71

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Solution

The fourth proportional to 164,274.56, 226,645.79 and 91,665.71 is: 126,469.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,274.56 : 226,645.79 = 91,665.71 : x
  2. Step 2: Convert to fraction form
    164,274.56/226,645.79 = 91,665.71/x
  3. Step 3: Cross multiply
    164,274.56x = 226,645.79 × 91,665.71
  4. Step 4: Simplify right side
    164,274.56x = 20,775,647,258.86
  5. Step 5: Solve for x
    x = 20,775,647,258.86/164,274.56
  6. Step 6: Final answer
    x = 126,469.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.