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Finding the Fourth Proportional to 227,617.60, 341,442.60 and 69,845.80

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Solution

The fourth proportional to 227,617.60, 341,442.60 and 69,845.80 is: 104,773.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,617.60 : 341,442.60 = 69,845.80 : x
  2. Step 2: Convert to fraction form
    227,617.60/341,442.60 = 69,845.80/x
  3. Step 3: Cross multiply
    227,617.60x = 341,442.60 × 69,845.80
  4. Step 4: Simplify right side
    227,617.60x = 23,848,331,551.08
  5. Step 5: Solve for x
    x = 23,848,331,551.08/227,617.60
  6. Step 6: Final answer
    x = 104,773.67

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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.