Home / 57,081.22-85,585.38-27,440.08

Finding the Fourth Proportional to 57,081.22, 85,585.38 and 27,440.08

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Solution

The fourth proportional to 57,081.22, 85,585.38 and 27,440.08 is: 41,142.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,081.22 : 85,585.38 = 27,440.08 : x
  2. Step 2: Convert to fraction form
    57,081.22/85,585.38 = 27,440.08/x
  3. Step 3: Cross multiply
    57,081.22x = 85,585.38 × 27,440.08
  4. Step 4: Simplify right side
    57,081.22x = 2,348,469,674.03
  5. Step 5: Solve for x
    x = 2,348,469,674.03/57,081.22
  6. Step 6: Final answer
    x = 41,142.60

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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.