Finding the Fourth Proportional to 227,160.87, 313,495.70 and 125,186.06
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Solution
The fourth proportional to 227,160.87, 313,495.70 and 125,186.06 is: 172,764.30
Step by Step Solution
- Step 1: Write the proportion equation
227,160.87 : 313,495.70 = 125,186.06 : x - Step 2: Convert to fraction form
227,160.87/313,495.70 = 125,186.06/x - Step 3: Cross multiply
227,160.87x = 313,495.70 × 125,186.06 - Step 4: Simplify right side
227,160.87x = 39,245,289,316.53 - Step 5: Solve for x
x = 39,245,289,316.53/227,160.87 - Step 6: Final answer
x = 172,764.30
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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.