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Finding the Fourth Proportional to 182,679.70, 274,046.88 and 56,309.44

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Solution

The fourth proportional to 182,679.70, 274,046.88 and 56,309.44 is: 84,472.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,679.70 : 274,046.88 = 56,309.44 : x
  2. Step 2: Convert to fraction form
    182,679.70/274,046.88 = 56,309.44/x
  3. Step 3: Cross multiply
    182,679.70x = 274,046.88 × 56,309.44
  4. Step 4: Simplify right side
    182,679.70x = 15,431,426,346.55
  5. Step 5: Solve for x
    x = 15,431,426,346.55/182,679.70
  6. Step 6: Final answer
    x = 84,472.58

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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.