Home / 165,738.44-228,719.08-90,286.94

Finding the Fourth Proportional to 165,738.44, 228,719.08 and 90,286.94

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Solution

The fourth proportional to 165,738.44, 228,719.08 and 90,286.94 is: 124,596.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,738.44 : 228,719.08 = 90,286.94 : x
  2. Step 2: Convert to fraction form
    165,738.44/228,719.08 = 90,286.94/x
  3. Step 3: Cross multiply
    165,738.44x = 228,719.08 × 90,286.94
  4. Step 4: Simplify right side
    165,738.44x = 20,650,345,852.82
  5. Step 5: Solve for x
    x = 20,650,345,852.82/165,738.44
  6. Step 6: Final answer
    x = 124,596.00

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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.