Home / 275,748.09-380,473.34-160,974.65

Finding the Fourth Proportional to 275,748.09, 380,473.34 and 160,974.65

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Solution

The fourth proportional to 275,748.09, 380,473.34 and 160,974.65 is: 222,110.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,748.09 : 380,473.34 = 160,974.65 : x
  2. Step 2: Convert to fraction form
    275,748.09/380,473.34 = 160,974.65/x
  3. Step 3: Cross multiply
    275,748.09x = 380,473.34 × 160,974.65
  4. Step 4: Simplify right side
    275,748.09x = 61,246,564,245.36
  5. Step 5: Solve for x
    x = 61,246,564,245.36/275,748.09
  6. Step 6: Final answer
    x = 222,110.56

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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.