Home / 165,919.62-228,969.15-94,297.80

Finding the Fourth Proportional to 165,919.62, 228,969.15 and 94,297.80

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Solution

The fourth proportional to 165,919.62, 228,969.15 and 94,297.80 is: 130,131.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,919.62 : 228,969.15 = 94,297.80 : x
  2. Step 2: Convert to fraction form
    165,919.62/228,969.15 = 94,297.80/x
  3. Step 3: Cross multiply
    165,919.62x = 228,969.15 × 94,297.80
  4. Step 4: Simplify right side
    165,919.62x = 21,591,287,617.89
  5. Step 5: Solve for x
    x = 21,591,287,617.89/165,919.62
  6. Step 6: Final answer
    x = 130,131.01

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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.