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Finding the Fourth Proportional to 227,622.96, 341,346.96 and 157,289.04

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Solution

The fourth proportional to 227,622.96, 341,346.96 and 157,289.04 is: 235,873.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,622.96 : 341,346.96 = 157,289.04 : x
  2. Step 2: Convert to fraction form
    227,622.96/341,346.96 = 157,289.04/x
  3. Step 3: Cross multiply
    227,622.96x = 341,346.96 × 157,289.04
  4. Step 4: Simplify right side
    227,622.96x = 53,690,135,645.32
  5. Step 5: Solve for x
    x = 53,690,135,645.32/227,622.96
  6. Step 6: Final answer
    x = 235,873.11

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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.