Finding the Fourth Proportional to 199,173.77, 274,675.14 and 148,311.44
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Solution
The fourth proportional to 199,173.77, 274,675.14 and 148,311.44 is: 204,532.28
Step by Step Solution
- Step 1: Write the proportion equation
199,173.77 : 274,675.14 = 148,311.44 : x - Step 2: Convert to fraction form
199,173.77/274,675.14 = 148,311.44/x - Step 3: Cross multiply
199,173.77x = 274,675.14 × 148,311.44 - Step 4: Simplify right side
199,173.77x = 40,737,464,172.23 - Step 5: Solve for x
x = 40,737,464,172.23/199,173.77 - Step 6: Final answer
x = 204,532.28
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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.