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Finding the Fourth Proportional to 227,511.60, 341,283.60 and 69,739.80

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Solution

The fourth proportional to 227,511.60, 341,283.60 and 69,739.80 is: 104,614.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,511.60 : 341,283.60 = 69,739.80 : x
  2. Step 2: Convert to fraction form
    227,511.60/341,283.60 = 69,739.80/x
  3. Step 3: Cross multiply
    227,511.60x = 341,283.60 × 69,739.80
  4. Step 4: Simplify right side
    227,511.60x = 23,801,050,007.28
  5. Step 5: Solve for x
    x = 23,801,050,007.28/227,511.60
  6. Step 6: Final answer
    x = 104,614.67

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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.