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Finding the Fourth Proportional to 227,149.57, 340,507.44 and 84,956.29

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Solution

The fourth proportional to 227,149.57, 340,507.44 and 84,956.29 is: 127,353.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,149.57 : 340,507.44 = 84,956.29 : x
  2. Step 2: Convert to fraction form
    227,149.57/340,507.44 = 84,956.29/x
  3. Step 3: Cross multiply
    227,149.57x = 340,507.44 × 84,956.29
  4. Step 4: Simplify right side
    227,149.57x = 28,928,248,819.80
  5. Step 5: Solve for x
    x = 28,928,248,819.80/227,149.57
  6. Step 6: Final answer
    x = 127,353.31

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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.