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Finding the Fourth Proportional to 45,361.44, 68,085.24 and 27,865.44

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Solution

The fourth proportional to 45,361.44, 68,085.24 and 27,865.44 is: 41,824.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,361.44 : 68,085.24 = 27,865.44 : x
  2. Step 2: Convert to fraction form
    45,361.44/68,085.24 = 27,865.44/x
  3. Step 3: Cross multiply
    45,361.44x = 68,085.24 × 27,865.44
  4. Step 4: Simplify right side
    45,361.44x = 1,897,225,170.11
  5. Step 5: Solve for x
    x = 1,897,225,170.11/45,361.44
  6. Step 6: Final answer
    x = 41,824.62

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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.