Finding the Fourth Proportional to 253,167.93, 379,609.74 and 84,599.44
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Solution
The fourth proportional to 253,167.93, 379,609.74 and 84,599.44 is: 126,851.65
Step by Step Solution
- Step 1: Write the proportion equation
253,167.93 : 379,609.74 = 84,599.44 : x - Step 2: Convert to fraction form
253,167.93/379,609.74 = 84,599.44/x - Step 3: Cross multiply
253,167.93x = 379,609.74 × 84,599.44 - Step 4: Simplify right side
253,167.93x = 32,114,770,473.52 - Step 5: Solve for x
x = 32,114,770,473.52/253,167.93 - Step 6: Final answer
x = 126,851.65
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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.