Finding the Fourth Proportional to 207,244.07, 285,996.82 and 117,820.07
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Solution
The fourth proportional to 207,244.07, 285,996.82 and 117,820.07 is: 162,591.70
Step by Step Solution
- Step 1: Write the proportion equation
207,244.07 : 285,996.82 = 117,820.07 : x - Step 2: Convert to fraction form
207,244.07/285,996.82 = 117,820.07/x - Step 3: Cross multiply
207,244.07x = 285,996.82 × 117,820.07 - Step 4: Simplify right side
207,244.07x = 33,696,163,922.19 - Step 5: Solve for x
x = 33,696,163,922.19/207,244.07 - Step 6: Final answer
x = 162,591.70
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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.