Finding the Fourth Proportional to 271,372.56, 374,494.08 and 158,173.44
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Solution
The fourth proportional to 271,372.56, 374,494.08 and 158,173.44 is: 218,279.32
Step by Step Solution
- Step 1: Write the proportion equation
271,372.56 : 374,494.08 = 158,173.44 : x - Step 2: Convert to fraction form
271,372.56/374,494.08 = 158,173.44/x - Step 3: Cross multiply
271,372.56x = 374,494.08 × 158,173.44 - Step 4: Simplify right side
271,372.56x = 59,235,016,893.24 - Step 5: Solve for x
x = 59,235,016,893.24/271,372.56 - Step 6: Final answer
x = 218,279.32
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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.