Finding the Fourth Proportional to 247,703.94, 371,553.93 and 147,198.53
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Solution
The fourth proportional to 247,703.94, 371,553.93 and 147,198.53 is: 220,796.62
Step by Step Solution
- Step 1: Write the proportion equation
247,703.94 : 371,553.93 = 147,198.53 : x - Step 2: Convert to fraction form
247,703.94/371,553.93 = 147,198.53/x - Step 3: Cross multiply
247,703.94x = 371,553.93 × 147,198.53 - Step 4: Simplify right side
247,703.94x = 54,692,192,311.72 - Step 5: Solve for x
x = 54,692,192,311.72/247,703.94 - Step 6: Final answer
x = 220,796.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.