Finding the Fourth Proportional to 196,850.96, 271,654.26 and 107,426.96
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Solution
The fourth proportional to 196,850.96, 271,654.26 and 107,426.96 is: 148,249.17
Step by Step Solution
- Step 1: Write the proportion equation
196,850.96 : 271,654.26 = 107,426.96 : x - Step 2: Convert to fraction form
196,850.96/271,654.26 = 107,426.96/x - Step 3: Cross multiply
196,850.96x = 271,654.26 × 107,426.96 - Step 4: Simplify right side
196,850.96x = 29,182,991,599.13 - Step 5: Solve for x
x = 29,182,991,599.13/196,850.96 - Step 6: Final answer
x = 148,249.17
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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.