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Finding the Fourth Proportional to 159,954.27, 239,850.97 and 53,300.46

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Solution

The fourth proportional to 159,954.27, 239,850.97 and 53,300.46 is: 79,923.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,954.27 : 239,850.97 = 53,300.46 : x
  2. Step 2: Convert to fraction form
    159,954.27/239,850.97 = 53,300.46/x
  3. Step 3: Cross multiply
    159,954.27x = 239,850.97 × 53,300.46
  4. Step 4: Simplify right side
    159,954.27x = 12,784,166,765.94
  5. Step 5: Solve for x
    x = 12,784,166,765.94/159,954.27
  6. Step 6: Final answer
    x = 79,923.89

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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.