Home / 90,704.78-136,057.46-27,525.44

Finding the Fourth Proportional to 90,704.78, 136,057.46 and 27,525.44

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Solution

The fourth proportional to 90,704.78, 136,057.46 and 27,525.44 is: 41,288.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,704.78 : 136,057.46 = 27,525.44 : x
  2. Step 2: Convert to fraction form
    90,704.78/136,057.46 = 27,525.44/x
  3. Step 3: Cross multiply
    90,704.78x = 136,057.46 × 27,525.44
  4. Step 4: Simplify right side
    90,704.78x = 3,745,040,633.87
  5. Step 5: Solve for x
    x = 3,745,040,633.87/90,704.78
  6. Step 6: Final answer
    x = 41,288.24

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1.5x scale

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.