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Finding the Fourth Proportional to 90,399.57, 135,600.18 and 23,849.16

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Solution

The fourth proportional to 90,399.57, 135,600.18 and 23,849.16 is: 35,773.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,399.57 : 135,600.18 = 23,849.16 : x
  2. Step 2: Convert to fraction form
    90,399.57/135,600.18 = 23,849.16/x
  3. Step 3: Cross multiply
    90,399.57x = 135,600.18 × 23,849.16
  4. Step 4: Simplify right side
    90,399.57x = 3,233,950,388.85
  5. Step 5: Solve for x
    x = 3,233,950,388.85/90,399.57
  6. Step 6: Final answer
    x = 35,773.96

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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.