Finding the Fourth Proportional to 271,363.62, 374,137.68 and 193,931.82
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Solution
The fourth proportional to 271,363.62, 374,137.68 and 193,931.82 is: 267,379.99
Step by Step Solution
- Step 1: Write the proportion equation
271,363.62 : 374,137.68 = 193,931.82 : x - Step 2: Convert to fraction form
271,363.62/374,137.68 = 193,931.82/x - Step 3: Cross multiply
271,363.62x = 374,137.68 × 193,931.82 - Step 4: Simplify right side
271,363.62x = 72,557,201,212.98 - Step 5: Solve for x
x = 72,557,201,212.98/271,363.62 - Step 6: Final answer
x = 267,379.99
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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.