Home / 165,786.44-228,787.00-90,334.94

Finding the Fourth Proportional to 165,786.44, 228,787.00 and 90,334.94

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Solution

The fourth proportional to 165,786.44, 228,787.00 and 90,334.94 is: 124,663.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,786.44 : 228,787.00 = 90,334.94 : x
  2. Step 2: Convert to fraction form
    165,786.44/228,787.00 = 90,334.94/x
  3. Step 3: Cross multiply
    165,786.44x = 228,787.00 × 90,334.94
  4. Step 4: Simplify right side
    165,786.44x = 20,667,458,548.01
  5. Step 5: Solve for x
    x = 20,667,458,548.01/165,786.44
  6. Step 6: Final answer
    x = 124,663.15

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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.