Home / 110,738.20-166,107.30-92,367.40

Finding the Fourth Proportional to 110,738.20, 166,107.30 and 92,367.40

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Solution

The fourth proportional to 110,738.20, 166,107.30 and 92,367.40 is: 138,551.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,738.20 : 166,107.30 = 92,367.40 : x
  2. Step 2: Convert to fraction form
    110,738.20/166,107.30 = 92,367.40/x
  3. Step 3: Cross multiply
    110,738.20x = 166,107.30 × 92,367.40
  4. Step 4: Simplify right side
    110,738.20x = 15,342,899,422.02
  5. Step 5: Solve for x
    x = 15,342,899,422.02/110,738.20
  6. Step 6: Final answer
    x = 138,551.10

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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.