Home / 165,833.69-228,779.56-108,373.29

Finding the Fourth Proportional to 165,833.69, 228,779.56 and 108,373.29

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Solution

The fourth proportional to 165,833.69, 228,779.56 and 108,373.29 is: 149,508.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,833.69 : 228,779.56 = 108,373.29 : x
  2. Step 2: Convert to fraction form
    165,833.69/228,779.56 = 108,373.29/x
  3. Step 3: Cross multiply
    165,833.69x = 228,779.56 × 108,373.29
  4. Step 4: Simplify right side
    165,833.69x = 24,793,593,601.95
  5. Step 5: Solve for x
    x = 24,793,593,601.95/165,833.69
  6. Step 6: Final answer
    x = 149,508.79

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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.