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Finding the Fourth Proportional to 66,873.98, 100,310.97 and 22,500.97

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Solution

The fourth proportional to 66,873.98, 100,310.97 and 22,500.97 is: 33,751.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,873.98 : 100,310.97 = 22,500.97 : x
  2. Step 2: Convert to fraction form
    66,873.98/100,310.97 = 22,500.97/x
  3. Step 3: Cross multiply
    66,873.98x = 100,310.97 × 22,500.97
  4. Step 4: Simplify right side
    66,873.98x = 2,257,094,126.64
  5. Step 5: Solve for x
    x = 2,257,094,126.64/66,873.98
  6. Step 6: Final answer
    x = 33,751.46

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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.