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Finding the Fourth Proportional to 227,402.60, 341,120.30 and 69,610.55

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Solution

The fourth proportional to 227,402.60, 341,120.30 and 69,610.55 is: 104,420.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,402.60 : 341,120.30 = 69,610.55 : x
  2. Step 2: Convert to fraction form
    227,402.60/341,120.30 = 69,610.55/x
  3. Step 3: Cross multiply
    227,402.60x = 341,120.30 × 69,610.55
  4. Step 4: Simplify right side
    227,402.60x = 23,745,569,645.51
  5. Step 5: Solve for x
    x = 23,745,569,645.51/227,402.60
  6. Step 6: Final answer
    x = 104,420.84

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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.