Finding the Fourth Proportional to 204,328.24, 306,232.80 and 91,888.36
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Solution
The fourth proportional to 204,328.24, 306,232.80 and 91,888.36 is: 137,715.81
Step by Step Solution
- Step 1: Write the proportion equation
204,328.24 : 306,232.80 = 91,888.36 : x - Step 2: Convert to fraction form
204,328.24/306,232.80 = 91,888.36/x - Step 3: Cross multiply
204,328.24x = 306,232.80 × 91,888.36 - Step 4: Simplify right side
204,328.24x = 28,139,229,770.21 - Step 5: Solve for x
x = 28,139,229,770.21/204,328.24 - Step 6: Final answer
x = 137,715.81
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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.