Home / 165,020.69-227,743.09-92,422.47

Finding the Fourth Proportional to 165,020.69, 227,743.09 and 92,422.47

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Solution

The fourth proportional to 165,020.69, 227,743.09 and 92,422.47 is: 127,551.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,020.69 : 227,743.09 = 92,422.47 : x
  2. Step 2: Convert to fraction form
    165,020.69/227,743.09 = 92,422.47/x
  3. Step 3: Cross multiply
    165,020.69x = 227,743.09 × 92,422.47
  4. Step 4: Simplify right side
    165,020.69x = 21,048,578,765.03
  5. Step 5: Solve for x
    x = 21,048,578,765.03/165,020.69
  6. Step 6: Final answer
    x = 127,551.15

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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.