Finding the Fourth Proportional to 247,958.97, 342,220.77 and 151,218.94
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Solution
The fourth proportional to 247,958.97, 342,220.77 and 151,218.94 is: 208,704.94
Step by Step Solution
- Step 1: Write the proportion equation
247,958.97 : 342,220.77 = 151,218.94 : x - Step 2: Convert to fraction form
247,958.97/342,220.77 = 151,218.94/x - Step 3: Cross multiply
247,958.97x = 342,220.77 × 151,218.94 - Step 4: Simplify right side
247,958.97x = 51,750,262,085.38 - Step 5: Solve for x
x = 51,750,262,085.38/247,958.97 - Step 6: Final answer
x = 208,704.94
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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.