Home / 165,757.33-228,745.38-94,137.31

Finding the Fourth Proportional to 165,757.33, 228,745.38 and 94,137.31

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Solution

The fourth proportional to 165,757.33, 228,745.38 and 94,137.31 is: 129,909.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,757.33 : 228,745.38 = 94,137.31 : x
  2. Step 2: Convert to fraction form
    165,757.33/228,745.38 = 94,137.31/x
  3. Step 3: Cross multiply
    165,757.33x = 228,745.38 × 94,137.31
  4. Step 4: Simplify right side
    165,757.33x = 21,533,474,748.13
  5. Step 5: Solve for x
    x = 21,533,474,748.13/165,757.33
  6. Step 6: Final answer
    x = 129,909.64

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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.