Home / 90,600.30-135,847.26-27,401.40

Finding the Fourth Proportional to 90,600.30, 135,847.26 and 27,401.40

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Solution

The fourth proportional to 90,600.30, 135,847.26 and 27,401.40 is: 41,086.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,600.30 : 135,847.26 = 27,401.40 : x
  2. Step 2: Convert to fraction form
    90,600.30/135,847.26 = 27,401.40/x
  3. Step 3: Cross multiply
    90,600.30x = 135,847.26 × 27,401.40
  4. Step 4: Simplify right side
    90,600.30x = 3,722,405,110.16
  5. Step 5: Solve for x
    x = 3,722,405,110.16/90,600.30
  6. Step 6: Final answer
    x = 41,086.01

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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.