Home / 90,125.64-135,190.26-27,796.14

Finding the Fourth Proportional to 90,125.64, 135,190.26 and 27,796.14

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Solution

The fourth proportional to 90,125.64, 135,190.26 and 27,796.14 is: 41,694.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,125.64 : 135,190.26 = 27,796.14 : x
  2. Step 2: Convert to fraction form
    90,125.64/135,190.26 = 27,796.14/x
  3. Step 3: Cross multiply
    90,125.64x = 135,190.26 × 27,796.14
  4. Step 4: Simplify right side
    90,125.64x = 3,757,767,393.60
  5. Step 5: Solve for x
    x = 3,757,767,393.60/90,125.64
  6. Step 6: Final answer
    x = 41,694.77

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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.