Home / 165,375.36-228,213.04-93,761.92

Finding the Fourth Proportional to 165,375.36, 228,213.04 and 93,761.92

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Solution

The fourth proportional to 165,375.36, 228,213.04 and 93,761.92 is: 129,388.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,375.36 : 228,213.04 = 93,761.92 : x
  2. Step 2: Convert to fraction form
    165,375.36/228,213.04 = 93,761.92/x
  3. Step 3: Cross multiply
    165,375.36x = 228,213.04 × 93,761.92
  4. Step 4: Simplify right side
    165,375.36x = 21,397,692,799.44
  5. Step 5: Solve for x
    x = 21,397,692,799.44/165,375.36
  6. Step 6: Final answer
    x = 129,388.64

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1.5x scale

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.