Home / 165,621.08-228,480.66-97,591.61

Finding the Fourth Proportional to 165,621.08, 228,480.66 and 97,591.61

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Solution

The fourth proportional to 165,621.08, 228,480.66 and 97,591.61 is: 134,631.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,621.08 : 228,480.66 = 97,591.61 : x
  2. Step 2: Convert to fraction form
    165,621.08/228,480.66 = 97,591.61/x
  3. Step 3: Cross multiply
    165,621.08x = 228,480.66 × 97,591.61
  4. Step 4: Simplify right side
    165,621.08x = 22,297,794,320.86
  5. Step 5: Solve for x
    x = 22,297,794,320.86/165,621.08
  6. Step 6: Final answer
    x = 134,631.38

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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.