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Finding the Fourth Proportional to 165,793.92, 228,788.46 and 94,173.72

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Solution

The fourth proportional to 165,793.92, 228,788.46 and 94,173.72 is: 129,955.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,793.92 : 228,788.46 = 94,173.72 : x
  2. Step 2: Convert to fraction form
    165,793.92/228,788.46 = 94,173.72/x
  3. Step 3: Cross multiply
    165,793.92x = 228,788.46 × 94,173.72
  4. Step 4: Simplify right side
    165,793.92x = 21,545,860,371.27
  5. Step 5: Solve for x
    x = 21,545,860,371.27/165,793.92
  6. Step 6: Final answer
    x = 129,955.67

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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.