Home / 165,790.92-228,784.32-94,170.72

Finding the Fourth Proportional to 165,790.92, 228,784.32 and 94,170.72

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Solution

The fourth proportional to 165,790.92, 228,784.32 and 94,170.72 is: 129,951.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,790.92 : 228,784.32 = 94,170.72 : x
  2. Step 2: Convert to fraction form
    165,790.92/228,784.32 = 94,170.72/x
  3. Step 3: Cross multiply
    165,790.92x = 228,784.32 × 94,170.72
  4. Step 4: Simplify right side
    165,790.92x = 21,544,784,139.11
  5. Step 5: Solve for x
    x = 21,544,784,139.11/165,790.92
  6. Step 6: Final answer
    x = 129,951.53

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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.