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Finding the Fourth Proportional to 182,872.82, 274,327.70 and 68,992.07

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Solution

The fourth proportional to 182,872.82, 274,327.70 and 68,992.07 is: 103,495.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,872.82 : 274,327.70 = 68,992.07 : x
  2. Step 2: Convert to fraction form
    182,872.82/274,327.70 = 68,992.07/x
  3. Step 3: Cross multiply
    182,872.82x = 274,327.70 × 68,992.07
  4. Step 4: Simplify right side
    182,872.82x = 18,926,434,164.74
  5. Step 5: Solve for x
    x = 18,926,434,164.74/182,872.82
  6. Step 6: Final answer
    x = 103,495.06

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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.