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Finding the Fourth Proportional to 227,764.90, 341,906.55 and 134,323.30

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Solution

The fourth proportional to 227,764.90, 341,906.55 and 134,323.30 is: 201,637.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,764.90 : 341,906.55 = 134,323.30 : x
  2. Step 2: Convert to fraction form
    227,764.90/341,906.55 = 134,323.30/x
  3. Step 3: Cross multiply
    227,764.90x = 341,906.55 × 134,323.30
  4. Step 4: Simplify right side
    227,764.90x = 45,926,016,087.62
  5. Step 5: Solve for x
    x = 45,926,016,087.62/227,764.90
  6. Step 6: Final answer
    x = 201,637.81

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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.