Finding the Fourth Proportional to 196,115.24, 294,114.30 and 71,427.08
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Solution
The fourth proportional to 196,115.24, 294,114.30 and 71,427.08 is: 107,119.29
Step by Step Solution
- Step 1: Write the proportion equation
196,115.24 : 294,114.30 = 71,427.08 : x - Step 2: Convert to fraction form
196,115.24/294,114.30 = 71,427.08/x - Step 3: Cross multiply
196,115.24x = 294,114.30 × 71,427.08 - Step 4: Simplify right side
196,115.24x = 21,007,725,635.24 - Step 5: Solve for x
x = 21,007,725,635.24/196,115.24 - Step 6: Final answer
x = 107,119.29
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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.