Home / 165,986.20-248,979.30-96,002.20

Finding the Fourth Proportional to 165,986.20, 248,979.30 and 96,002.20

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Solution

The fourth proportional to 165,986.20, 248,979.30 and 96,002.20 is: 144,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,986.20 : 248,979.30 = 96,002.20 : x
  2. Step 2: Convert to fraction form
    165,986.20/248,979.30 = 96,002.20/x
  3. Step 3: Cross multiply
    165,986.20x = 248,979.30 × 96,002.20
  4. Step 4: Simplify right side
    165,986.20x = 23,902,560,554.46
  5. Step 5: Solve for x
    x = 23,902,560,554.46/165,986.20
  6. Step 6: Final answer
    x = 144,003.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.