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Finding the Fourth Proportional to 66,684.42, 100,026.77 and 27,241.56

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Solution

The fourth proportional to 66,684.42, 100,026.77 and 27,241.56 is: 40,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,684.42 : 100,026.77 = 27,241.56 : x
  2. Step 2: Convert to fraction form
    66,684.42/100,026.77 = 27,241.56/x
  3. Step 3: Cross multiply
    66,684.42x = 100,026.77 × 27,241.56
  4. Step 4: Simplify right side
    66,684.42x = 2,724,885,120.35
  5. Step 5: Solve for x
    x = 2,724,885,120.35/66,684.42
  6. Step 6: Final answer
    x = 40,862.40

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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.