Home / 166,819.80-250,231.32-133,456.98

Finding the Fourth Proportional to 166,819.80, 250,231.32 and 133,456.98

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Solution

The fourth proportional to 166,819.80, 250,231.32 and 133,456.98 is: 200,186.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,819.80 : 250,231.32 = 133,456.98 : x
  2. Step 2: Convert to fraction form
    166,819.80/250,231.32 = 133,456.98/x
  3. Step 3: Cross multiply
    166,819.80x = 250,231.32 × 133,456.98
  4. Step 4: Simplify right side
    166,819.80x = 33,395,116,268.61
  5. Step 5: Solve for x
    x = 33,395,116,268.61/166,819.80
  6. Step 6: Final answer
    x = 200,186.77

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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.