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Finding the Fourth Proportional to 109,662.54, 164,493.27 and 26,556.54

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Solution

The fourth proportional to 109,662.54, 164,493.27 and 26,556.54 is: 39,834.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,662.54 : 164,493.27 = 26,556.54 : x
  2. Step 2: Convert to fraction form
    109,662.54/164,493.27 = 26,556.54/x
  3. Step 3: Cross multiply
    109,662.54x = 164,493.27 × 26,556.54
  4. Step 4: Simplify right side
    109,662.54x = 4,368,372,104.49
  5. Step 5: Solve for x
    x = 4,368,372,104.49/109,662.54
  6. Step 6: Final answer
    x = 39,834.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.