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Finding the Fourth Proportional to 66,924.17, 100,380.78 and 22,549.94

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Solution

The fourth proportional to 66,924.17, 100,380.78 and 22,549.94 is: 33,823.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,924.17 : 100,380.78 = 22,549.94 : x
  2. Step 2: Convert to fraction form
    66,924.17/100,380.78 = 22,549.94/x
  3. Step 3: Cross multiply
    66,924.17x = 100,380.78 × 22,549.94
  4. Step 4: Simplify right side
    66,924.17x = 2,263,580,064.25
  5. Step 5: Solve for x
    x = 2,263,580,064.25/66,924.17
  6. Step 6: Final answer
    x = 33,823.06

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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.