Home / 90,422.25-135,633.38-35,018.25

Finding the Fourth Proportional to 90,422.25, 135,633.38 and 35,018.25

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Solution

The fourth proportional to 90,422.25, 135,633.38 and 35,018.25 is: 52,527.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,422.25 : 135,633.38 = 35,018.25 : x
  2. Step 2: Convert to fraction form
    90,422.25/135,633.38 = 35,018.25/x
  3. Step 3: Cross multiply
    90,422.25x = 135,633.38 × 35,018.25
  4. Step 4: Simplify right side
    90,422.25x = 4,749,643,434.09
  5. Step 5: Solve for x
    x = 4,749,643,434.09/90,422.25
  6. Step 6: Final answer
    x = 52,527.38

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Similar ratio
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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.