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Finding the Fourth Proportional to 141,682.40, 212,523.24 and 36,492.56

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Solution

The fourth proportional to 141,682.40, 212,523.24 and 36,492.56 is: 54,738.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,682.40 : 212,523.24 = 36,492.56 : x
  2. Step 2: Convert to fraction form
    141,682.40/212,523.24 = 36,492.56/x
  3. Step 3: Cross multiply
    141,682.40x = 212,523.24 × 36,492.56
  4. Step 4: Simplify right side
    141,682.40x = 7,755,517,087.09
  5. Step 5: Solve for x
    x = 7,755,517,087.09/141,682.40
  6. Step 6: Final answer
    x = 54,738.75

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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.