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Finding the Fourth Proportional to 66,704.63, 92,100.51 and 41,245.89

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Solution

The fourth proportional to 66,704.63, 92,100.51 and 41,245.89 is: 56,949.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,704.63 : 92,100.51 = 41,245.89 : x
  2. Step 2: Convert to fraction form
    66,704.63/92,100.51 = 41,245.89/x
  3. Step 3: Cross multiply
    66,704.63x = 92,100.51 × 41,245.89
  4. Step 4: Simplify right side
    66,704.63x = 3,798,767,504.40
  5. Step 5: Solve for x
    x = 3,798,767,504.40/66,704.63
  6. Step 6: Final answer
    x = 56,949.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.