Finding the Fourth Proportional to 181,668.92, 250,543.58 and 127,193.18
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Solution
The fourth proportional to 181,668.92, 250,543.58 and 127,193.18 is: 175,414.89
Step by Step Solution
- Step 1: Write the proportion equation
181,668.92 : 250,543.58 = 127,193.18 : x - Step 2: Convert to fraction form
181,668.92/250,543.58 = 127,193.18/x - Step 3: Cross multiply
181,668.92x = 250,543.58 × 127,193.18 - Step 4: Simplify right side
181,668.92x = 31,867,432,780.10 - Step 5: Solve for x
x = 31,867,432,780.10/181,668.92 - Step 6: Final answer
x = 175,414.89
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1.5x scale
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.