Finding the Fourth Proportional to 181,321.96, 250,236.12 and 109,705
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Solution
The fourth proportional to 181,321.96, 250,236.12 and 109,705 is: 151,400.05
Step by Step Solution
- Step 1: Write the proportion equation
181,321.96 : 250,236.12 = 109,705 : x - Step 2: Convert to fraction form
181,321.96/250,236.12 = 109,705/x - Step 3: Cross multiply
181,321.96x = 250,236.12 × 109,705 - Step 4: Simplify right side
181,321.96x = 27,452,153,544.60 - Step 5: Solve for x
x = 27,452,153,544.60/181,321.96 - Step 6: Final answer
x = 151,400.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.