Finding the Fourth Proportional to 111,764.99, 167,631.08 and 36,887.58
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Solution
The fourth proportional to 111,764.99, 167,631.08 and 36,887.58 is: 55,325.96
Step by Step Solution
- Step 1: Write the proportion equation
111,764.99 : 167,631.08 = 36,887.58 : x - Step 2: Convert to fraction form
111,764.99/167,631.08 = 36,887.58/x - Step 3: Cross multiply
111,764.99x = 167,631.08 × 36,887.58 - Step 4: Simplify right side
111,764.99x = 6,183,504,873.99 - Step 5: Solve for x
x = 6,183,504,873.99/111,764.99 - Step 6: Final answer
x = 55,325.96
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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.