Home / 165,765.20-248,649.54-132,695.48

Finding the Fourth Proportional to 165,765.20, 248,649.54 and 132,695.48

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Solution

The fourth proportional to 165,765.20, 248,649.54 and 132,695.48 is: 199,044.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,765.20 : 248,649.54 = 132,695.48 : x
  2. Step 2: Convert to fraction form
    165,765.20/248,649.54 = 132,695.48/x
  3. Step 3: Cross multiply
    165,765.20x = 248,649.54 × 132,695.48
  4. Step 4: Simplify right side
    165,765.20x = 32,994,670,683.70
  5. Step 5: Solve for x
    x = 32,994,670,683.70/165,765.20
  6. Step 6: Final answer
    x = 199,044.61

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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.