Home / 110,902.30-166,321.05-39,816.70

Finding the Fourth Proportional to 110,902.30, 166,321.05 and 39,816.70

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Solution

The fourth proportional to 110,902.30, 166,321.05 and 39,816.70 is: 59,713.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,902.30 : 166,321.05 = 39,816.70 : x
  2. Step 2: Convert to fraction form
    110,902.30/166,321.05 = 39,816.70/x
  3. Step 3: Cross multiply
    110,902.30x = 166,321.05 × 39,816.70
  4. Step 4: Simplify right side
    110,902.30x = 6,622,355,351.54
  5. Step 5: Solve for x
    x = 6,622,355,351.54/110,902.30
  6. Step 6: Final answer
    x = 59,713.42

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1.5x scale

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.