Home / 165,339.54-228,186.36-93,711.87

Finding the Fourth Proportional to 165,339.54, 228,186.36 and 93,711.87

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Solution

The fourth proportional to 165,339.54, 228,186.36 and 93,711.87 is: 129,332.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,339.54 : 228,186.36 = 93,711.87 : x
  2. Step 2: Convert to fraction form
    165,339.54/228,186.36 = 93,711.87/x
  3. Step 3: Cross multiply
    165,339.54x = 228,186.36 × 93,711.87
  4. Step 4: Simplify right side
    165,339.54x = 21,383,770,504.09
  5. Step 5: Solve for x
    x = 21,383,770,504.09/165,339.54
  6. Step 6: Final answer
    x = 129,332.47

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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.