Finding the Fourth Proportional to 163,629.24, 225,803.84 and 92,007.42
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Solution
The fourth proportional to 163,629.24, 225,803.84 and 92,007.42 is: 126,967.70
Step by Step Solution
- Step 1: Write the proportion equation
163,629.24 : 225,803.84 = 92,007.42 : x - Step 2: Convert to fraction form
163,629.24/225,803.84 = 92,007.42/x - Step 3: Cross multiply
163,629.24x = 225,803.84 × 92,007.42 - Step 4: Simplify right side
163,629.24x = 20,775,628,744.49 - Step 5: Solve for x
x = 20,775,628,744.49/163,629.24 - Step 6: Final answer
x = 126,967.70
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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.