Finding the Fourth Proportional to 166,190.48, 229,452.84 and 102,621.68
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Solution
The fourth proportional to 166,190.48, 229,452.84 and 102,621.68 is: 141,685.83
Step by Step Solution
- Step 1: Write the proportion equation
166,190.48 : 229,452.84 = 102,621.68 : x - Step 2: Convert to fraction form
166,190.48/229,452.84 = 102,621.68/x - Step 3: Cross multiply
166,190.48x = 229,452.84 × 102,621.68 - Step 4: Simplify right side
166,190.48x = 23,546,835,921.57 - Step 5: Solve for x
x = 23,546,835,921.57/166,190.48 - Step 6: Final answer
x = 141,685.83
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.