Home / 165,273.26-228,076.97-89,821.76

Finding the Fourth Proportional to 165,273.26, 228,076.97 and 89,821.76

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Solution

The fourth proportional to 165,273.26, 228,076.97 and 89,821.76 is: 123,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,273.26 : 228,076.97 = 89,821.76 : x
  2. Step 2: Convert to fraction form
    165,273.26/228,076.97 = 89,821.76/x
  3. Step 3: Cross multiply
    165,273.26x = 228,076.97 × 89,821.76
  4. Step 4: Simplify right side
    165,273.26x = 20,486,273,271.37
  5. Step 5: Solve for x
    x = 20,486,273,271.37/165,273.26
  6. Step 6: Final answer
    x = 123,953.95

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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.