Home / 276,372.72-414,535.20-168,274.02

Finding the Fourth Proportional to 276,372.72, 414,535.20 and 168,274.02

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Solution

The fourth proportional to 276,372.72, 414,535.20 and 168,274.02 is: 252,396.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,372.72 : 414,535.20 = 168,274.02 : x
  2. Step 2: Convert to fraction form
    276,372.72/414,535.20 = 168,274.02/x
  3. Step 3: Cross multiply
    276,372.72x = 414,535.20 × 168,274.02
  4. Step 4: Simplify right side
    276,372.72x = 69,755,504,535.50
  5. Step 5: Solve for x
    x = 69,755,504,535.50/276,372.72
  6. Step 6: Final answer
    x = 252,396.49

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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.