Finding the Fourth Proportional to 146,245.19, 201,888.51 and 92,556.23
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Solution
The fourth proportional to 146,245.19, 201,888.51 and 92,556.23 is: 127,771.99
Step by Step Solution
- Step 1: Write the proportion equation
146,245.19 : 201,888.51 = 92,556.23 : x - Step 2: Convert to fraction form
146,245.19/201,888.51 = 92,556.23/x - Step 3: Cross multiply
146,245.19x = 201,888.51 × 92,556.23 - Step 4: Simplify right side
146,245.19x = 18,686,039,168.87 - Step 5: Solve for x
x = 18,686,039,168.87/146,245.19 - Step 6: Final answer
x = 127,771.99
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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.