Home / 177,406.20-266,109.30-166,908.60

Finding the Fourth Proportional to 177,406.20, 266,109.30 and 166,908.60

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Solution

The fourth proportional to 177,406.20, 266,109.30 and 166,908.60 is: 250,362.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,406.20 : 266,109.30 = 166,908.60 : x
  2. Step 2: Convert to fraction form
    177,406.20/266,109.30 = 166,908.60/x
  3. Step 3: Cross multiply
    177,406.20x = 266,109.30 × 166,908.60
  4. Step 4: Simplify right side
    177,406.20x = 44,415,930,709.98
  5. Step 5: Solve for x
    x = 44,415,930,709.98/177,406.20
  6. Step 6: Final answer
    x = 250,362.90

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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.