Finding the Fourth Proportional to 196,889.94, 295,396.19 and 70,531.26
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Solution
The fourth proportional to 196,889.94, 295,396.19 and 70,531.26 is: 105,818.84
Step by Step Solution
- Step 1: Write the proportion equation
196,889.94 : 295,396.19 = 70,531.26 : x - Step 2: Convert to fraction form
196,889.94/295,396.19 = 70,531.26/x - Step 3: Cross multiply
196,889.94x = 295,396.19 × 70,531.26 - Step 4: Simplify right side
196,889.94x = 20,834,665,127.24 - Step 5: Solve for x
x = 20,834,665,127.24/196,889.94 - Step 6: Final answer
x = 105,818.84
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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.