Finding the Fourth Proportional to 135,414.61, 202,933.28 and 112,003.99
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Solution
The fourth proportional to 135,414.61, 202,933.28 and 112,003.99 is: 167,849.96
Step by Step Solution
- Step 1: Write the proportion equation
135,414.61 : 202,933.28 = 112,003.99 : x - Step 2: Convert to fraction form
135,414.61/202,933.28 = 112,003.99/x - Step 3: Cross multiply
135,414.61x = 202,933.28 × 112,003.99 - Step 4: Simplify right side
135,414.61x = 22,729,336,836.46 - Step 5: Solve for x
x = 22,729,336,836.46/135,414.61 - Step 6: Final answer
x = 167,849.96
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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.