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Finding the Fourth Proportional to 182,681.70, 274,049.88 and 56,311.44

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Solution

The fourth proportional to 182,681.70, 274,049.88 and 56,311.44 is: 84,475.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,681.70 : 274,049.88 = 56,311.44 : x
  2. Step 2: Convert to fraction form
    182,681.70/274,049.88 = 56,311.44/x
  3. Step 3: Cross multiply
    182,681.70x = 274,049.88 × 56,311.44
  4. Step 4: Simplify right side
    182,681.70x = 15,432,143,374.63
  5. Step 5: Solve for x
    x = 15,432,143,374.63/182,681.70
  6. Step 6: Final answer
    x = 84,475.58

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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.