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Finding the Fourth Proportional to 169,372.62, 254,059.03 and 43,022.34

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Solution

The fourth proportional to 169,372.62, 254,059.03 and 43,022.34 is: 64,533.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,372.62 : 254,059.03 = 43,022.34 : x
  2. Step 2: Convert to fraction form
    169,372.62/254,059.03 = 43,022.34/x
  3. Step 3: Cross multiply
    169,372.62x = 254,059.03 × 43,022.34
  4. Step 4: Simplify right side
    169,372.62x = 10,930,213,968.73
  5. Step 5: Solve for x
    x = 10,930,213,968.73/169,372.62
  6. Step 6: Final answer
    x = 64,533.54

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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.