Finding the Fourth Proportional to 167,489.10, 251,241.21 and 47,554.56
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Solution
The fourth proportional to 167,489.10, 251,241.21 and 47,554.56 is: 71,333.99
Step by Step Solution
- Step 1: Write the proportion equation
167,489.10 : 251,241.21 = 47,554.56 : x - Step 2: Convert to fraction form
167,489.10/251,241.21 = 47,554.56/x - Step 3: Cross multiply
167,489.10x = 251,241.21 × 47,554.56 - Step 4: Simplify right side
167,489.10x = 11,947,665,195.42 - Step 5: Solve for x
x = 11,947,665,195.42/167,489.10 - Step 6: Final answer
x = 71,333.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.