Home / 165,073.48-247,577.40-80,797.44

Finding the Fourth Proportional to 165,073.48, 247,577.40 and 80,797.44

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Solution

The fourth proportional to 165,073.48, 247,577.40 and 80,797.44 is: 121,180.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,073.48 : 247,577.40 = 80,797.44 : x
  2. Step 2: Convert to fraction form
    165,073.48/247,577.40 = 80,797.44/x
  3. Step 3: Cross multiply
    165,073.48x = 247,577.40 × 80,797.44
  4. Step 4: Simplify right side
    165,073.48x = 20,003,620,121.86
  5. Step 5: Solve for x
    x = 20,003,620,121.86/165,073.48
  6. Step 6: Final answer
    x = 121,180.10

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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.