Finding the Fourth Proportional to 271,691.08, 374,916.84 and 150,825.28
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Solution
The fourth proportional to 271,691.08, 374,916.84 and 150,825.28 is: 208,129.53
Step by Step Solution
- Step 1: Write the proportion equation
271,691.08 : 374,916.84 = 150,825.28 : x - Step 2: Convert to fraction form
271,691.08/374,916.84 = 150,825.28/x - Step 3: Cross multiply
271,691.08x = 374,916.84 × 150,825.28 - Step 4: Simplify right side
271,691.08x = 56,546,937,369.72 - Step 5: Solve for x
x = 56,546,937,369.72/271,691.08 - Step 6: Final answer
x = 208,129.53
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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.