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Finding the Fourth Proportional to 141,892.71, 212,832.91 and 35,274.44

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Solution

The fourth proportional to 141,892.71, 212,832.91 and 35,274.44 is: 52,910.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,892.71 : 212,832.91 = 35,274.44 : x
  2. Step 2: Convert to fraction form
    141,892.71/212,832.91 = 35,274.44/x
  3. Step 3: Cross multiply
    141,892.71x = 212,832.91 × 35,274.44
  4. Step 4: Simplify right side
    141,892.71x = 7,507,560,759.89
  5. Step 5: Solve for x
    x = 7,507,560,759.89/141,892.71
  6. Step 6: Final answer
    x = 52,910.12

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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.