Finding the Fourth Proportional to 227,879.98, 341,889.18 and 161,448.64
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Solution
The fourth proportional to 227,879.98, 341,889.18 and 161,448.64 is: 242,221.99
Step by Step Solution
- Step 1: Write the proportion equation
227,879.98 : 341,889.18 = 161,448.64 : x - Step 2: Convert to fraction form
227,879.98/341,889.18 = 161,448.64/x - Step 3: Cross multiply
227,879.98x = 341,889.18 × 161,448.64 - Step 4: Simplify right side
227,879.98x = 55,197,543,141.72 - Step 5: Solve for x
x = 55,197,543,141.72/227,879.98 - Step 6: Final answer
x = 242,221.99
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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.