Home / 165,247.92-228,043.58-89,796.42

Finding the Fourth Proportional to 165,247.92, 228,043.58 and 89,796.42

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Solution

The fourth proportional to 165,247.92, 228,043.58 and 89,796.42 is: 123,919.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,247.92 : 228,043.58 = 89,796.42 : x
  2. Step 2: Convert to fraction form
    165,247.92/228,043.58 = 89,796.42/x
  3. Step 3: Cross multiply
    165,247.92x = 228,043.58 × 89,796.42
  4. Step 4: Simplify right side
    165,247.92x = 20,477,496,639.00
  5. Step 5: Solve for x
    x = 20,477,496,639.00/165,247.92
  6. Step 6: Final answer
    x = 123,919.85

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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.