Finding the Fourth Proportional to 196,021.36, 293,772.84 and 71,242.48
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Solution
The fourth proportional to 196,021.36, 293,772.84 and 71,242.48 is: 106,769.52
Step by Step Solution
- Step 1: Write the proportion equation
196,021.36 : 293,772.84 = 71,242.48 : x - Step 2: Convert to fraction form
196,021.36/293,772.84 = 71,242.48/x - Step 3: Cross multiply
196,021.36x = 293,772.84 × 71,242.48 - Step 4: Simplify right side
196,021.36x = 20,929,105,678.24 - Step 5: Solve for x
x = 20,929,105,678.24/196,021.36 - Step 6: Final answer
x = 106,769.52
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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.