Home / 165,335.90-228,169.44-101,661.39

Finding the Fourth Proportional to 165,335.90, 228,169.44 and 101,661.39

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Solution

The fourth proportional to 165,335.90, 228,169.44 and 101,661.39 is: 140,296.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,335.90 : 228,169.44 = 101,661.39 : x
  2. Step 2: Convert to fraction form
    165,335.90/228,169.44 = 101,661.39/x
  3. Step 3: Cross multiply
    165,335.90x = 228,169.44 × 101,661.39
  4. Step 4: Simplify right side
    165,335.90x = 23,196,022,425.92
  5. Step 5: Solve for x
    x = 23,196,022,425.92/165,335.90
  6. Step 6: Final answer
    x = 140,296.35

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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.