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Finding the Fourth Proportional to 224,181.55, 336,188.49 and 74,393.92

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Solution

The fourth proportional to 224,181.55, 336,188.49 and 74,393.92 is: 111,563.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,181.55 : 336,188.49 = 74,393.92 : x
  2. Step 2: Convert to fraction form
    224,181.55/336,188.49 = 74,393.92/x
  3. Step 3: Cross multiply
    224,181.55x = 336,188.49 × 74,393.92
  4. Step 4: Simplify right side
    224,181.55x = 25,010,379,629.98
  5. Step 5: Solve for x
    x = 25,010,379,629.98/224,181.55
  6. Step 6: Final answer
    x = 111,563.06

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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.