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Finding the Fourth Proportional to 159,846.07, 239,769.03 and 47,525.80

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Solution

The fourth proportional to 159,846.07, 239,769.03 and 47,525.80 is: 71,288.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,846.07 : 239,769.03 = 47,525.80 : x
  2. Step 2: Convert to fraction form
    159,846.07/239,769.03 = 47,525.80/x
  3. Step 3: Cross multiply
    159,846.07x = 239,769.03 × 47,525.80
  4. Step 4: Simplify right side
    159,846.07x = 11,395,214,965.97
  5. Step 5: Solve for x
    x = 11,395,214,965.97/159,846.07
  6. Step 6: Final answer
    x = 71,288.68

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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.