Home / 165,316.66-228,139.49-92,735.64

Finding the Fourth Proportional to 165,316.66, 228,139.49 and 92,735.64

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Solution

The fourth proportional to 165,316.66, 228,139.49 and 92,735.64 is: 127,976.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,316.66 : 228,139.49 = 92,735.64 : x
  2. Step 2: Convert to fraction form
    165,316.66/228,139.49 = 92,735.64/x
  3. Step 3: Cross multiply
    165,316.66x = 228,139.49 × 92,735.64
  4. Step 4: Simplify right side
    165,316.66x = 21,156,661,150.75
  5. Step 5: Solve for x
    x = 21,156,661,150.75/165,316.66
  6. Step 6: Final answer
    x = 127,976.59

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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.