Finding the Fourth Proportional to 110,289.09, 165,433.66 and 27,183.09
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Solution
The fourth proportional to 110,289.09, 165,433.66 and 27,183.09 is: 40,774.64
Step by Step Solution
- Step 1: Write the proportion equation
110,289.09 : 165,433.66 = 27,183.09 : x - Step 2: Convert to fraction form
110,289.09/165,433.66 = 27,183.09/x - Step 3: Cross multiply
110,289.09x = 165,433.66 × 27,183.09 - Step 4: Simplify right side
110,289.09x = 4,496,998,621.23 - Step 5: Solve for x
x = 4,496,998,621.23/110,289.09 - Step 6: Final answer
x = 40,774.64
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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.