Home / 165,344.22-228,179.84-93,721.86

Finding the Fourth Proportional to 165,344.22, 228,179.84 and 93,721.86

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Solution

The fourth proportional to 165,344.22, 228,179.84 and 93,721.86 is: 129,338.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,344.22 : 228,179.84 = 93,721.86 : x
  2. Step 2: Convert to fraction form
    165,344.22/228,179.84 = 93,721.86/x
  3. Step 3: Cross multiply
    165,344.22x = 228,179.84 × 93,721.86
  4. Step 4: Simplify right side
    165,344.22x = 21,385,438,550.69
  5. Step 5: Solve for x
    x = 21,385,438,550.69/165,344.22
  6. Step 6: Final answer
    x = 129,338.89

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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.