Home / 165,449.48-228,320.82-89,997.96

Finding the Fourth Proportional to 165,449.48, 228,320.82 and 89,997.96

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Solution

The fourth proportional to 165,449.48, 228,320.82 and 89,997.96 is: 124,197.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,449.48 : 228,320.82 = 89,997.96 : x
  2. Step 2: Convert to fraction form
    165,449.48/228,320.82 = 89,997.96/x
  3. Step 3: Cross multiply
    165,449.48x = 228,320.82 × 89,997.96
  4. Step 4: Simplify right side
    165,449.48x = 20,548,408,025.53
  5. Step 5: Solve for x
    x = 20,548,408,025.53/165,449.48
  6. Step 6: Final answer
    x = 124,197.48

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1.5x scale

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.