Home / 165,242.94-228,034.68-93,636.61

Finding the Fourth Proportional to 165,242.94, 228,034.68 and 93,636.61

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Solution

The fourth proportional to 165,242.94, 228,034.68 and 93,636.61 is: 129,218.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,242.94 : 228,034.68 = 93,636.61 : x
  2. Step 2: Convert to fraction form
    165,242.94/228,034.68 = 93,636.61/x
  3. Step 3: Cross multiply
    165,242.94x = 228,034.68 × 93,636.61
  4. Step 4: Simplify right side
    165,242.94x = 21,352,393,476.41
  5. Step 5: Solve for x
    x = 21,352,393,476.41/165,242.94
  6. Step 6: Final answer
    x = 129,218.19

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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.