Home / 165,825.70-248,773.97-53,512.30

Finding the Fourth Proportional to 165,825.70, 248,773.97 and 53,512.30

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Solution

The fourth proportional to 165,825.70, 248,773.97 and 53,512.30 is: 80,279.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,825.70 : 248,773.97 = 53,512.30 : x
  2. Step 2: Convert to fraction form
    165,825.70/248,773.97 = 53,512.30/x
  3. Step 3: Cross multiply
    165,825.70x = 248,773.97 × 53,512.30
  4. Step 4: Simplify right side
    165,825.70x = 13,312,467,047.27
  5. Step 5: Solve for x
    x = 13,312,467,047.27/165,825.70
  6. Step 6: Final answer
    x = 80,279.88

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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.