Home / 165,512.16-228,372.21-108,235.44

Finding the Fourth Proportional to 165,512.16, 228,372.21 and 108,235.44

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Solution

The fourth proportional to 165,512.16, 228,372.21 and 108,235.44 is: 149,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,512.16 : 228,372.21 = 108,235.44 : x
  2. Step 2: Convert to fraction form
    165,512.16/228,372.21 = 108,235.44/x
  3. Step 3: Cross multiply
    165,512.16x = 228,372.21 × 108,235.44
  4. Step 4: Simplify right side
    165,512.16x = 24,717,966,633.12
  5. Step 5: Solve for x
    x = 24,717,966,633.12/165,512.16
  6. Step 6: Final answer
    x = 149,342.30

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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.