Home / 270,765.40-406,143.24-110,806.60

Finding the Fourth Proportional to 270,765.40, 406,143.24 and 110,806.60

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Solution

The fourth proportional to 270,765.40, 406,143.24 and 110,806.60 is: 166,207.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,765.40 : 406,143.24 = 110,806.60 : x
  2. Step 2: Convert to fraction form
    270,765.40/406,143.24 = 110,806.60/x
  3. Step 3: Cross multiply
    270,765.40x = 406,143.24 × 110,806.60
  4. Step 4: Simplify right side
    270,765.40x = 45,003,351,537.38
  5. Step 5: Solve for x
    x = 45,003,351,537.38/270,765.40
  6. Step 6: Final answer
    x = 166,207.91

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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.