Home / 169,125.46-253,709.03-55,270.58

Finding the Fourth Proportional to 169,125.46, 253,709.03 and 55,270.58

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Solution

The fourth proportional to 169,125.46, 253,709.03 and 55,270.58 is: 82,912.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,125.46 : 253,709.03 = 55,270.58 : x
  2. Step 2: Convert to fraction form
    169,125.46/253,709.03 = 55,270.58/x
  3. Step 3: Cross multiply
    169,125.46x = 253,709.03 × 55,270.58
  4. Step 4: Simplify right side
    169,125.46x = 14,022,644,108.97
  5. Step 5: Solve for x
    x = 14,022,644,108.97/169,125.46
  6. Step 6: Final answer
    x = 82,912.68

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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.