Home / 275,107.03-379,556.94-166,170.67

Finding the Fourth Proportional to 275,107.03, 379,556.94 and 166,170.67

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Solution

The fourth proportional to 275,107.03, 379,556.94 and 166,170.67 is: 229,260.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,107.03 : 379,556.94 = 166,170.67 : x
  2. Step 2: Convert to fraction form
    275,107.03/379,556.94 = 166,170.67/x
  3. Step 3: Cross multiply
    275,107.03x = 379,556.94 × 166,170.67
  4. Step 4: Simplify right side
    275,107.03x = 63,071,230,697.20
  5. Step 5: Solve for x
    x = 63,071,230,697.20/275,107.03
  6. Step 6: Final answer
    x = 229,260.70

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1.5x scale

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.