Finding the Fourth Proportional to 207,001.05, 285,691.70 and 116,364.48
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Solution
The fourth proportional to 207,001.05, 285,691.70 and 116,364.48 is: 160,599.99
Step by Step Solution
- Step 1: Write the proportion equation
207,001.05 : 285,691.70 = 116,364.48 : x - Step 2: Convert to fraction form
207,001.05/285,691.70 = 116,364.48/x - Step 3: Cross multiply
207,001.05x = 285,691.70 × 116,364.48 - Step 4: Simplify right side
207,001.05x = 33,244,366,110.82 - Step 5: Solve for x
x = 33,244,366,110.82/207,001.05 - Step 6: Final answer
x = 160,599.99
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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.