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Finding the Fourth Proportional to 66,701.50, 100,052.26 and 26,738.60

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Solution

The fourth proportional to 66,701.50, 100,052.26 and 26,738.60 is: 40,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,701.50 : 100,052.26 = 26,738.60 : x
  2. Step 2: Convert to fraction form
    66,701.50/100,052.26 = 26,738.60/x
  3. Step 3: Cross multiply
    66,701.50x = 100,052.26 × 26,738.60
  4. Step 4: Simplify right side
    66,701.50x = 2,675,256,792.13
  5. Step 5: Solve for x
    x = 2,675,256,792.13/66,701.50
  6. Step 6: Final answer
    x = 40,107.90

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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.