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Finding the Fourth Proportional to 222,720.98, 334,078.09 and 54,241.04

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Solution

The fourth proportional to 222,720.98, 334,078.09 and 54,241.04 is: 81,360.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,720.98 : 334,078.09 = 54,241.04 : x
  2. Step 2: Convert to fraction form
    222,720.98/334,078.09 = 54,241.04/x
  3. Step 3: Cross multiply
    222,720.98x = 334,078.09 × 54,241.04
  4. Step 4: Simplify right side
    222,720.98x = 18,120,743,742.41
  5. Step 5: Solve for x
    x = 18,120,743,742.41/222,720.98
  6. Step 6: Final answer
    x = 81,360.74

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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.