Finding the Fourth Proportional to 175,836.40, 263,437.49 and 108,250.81
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Solution
The fourth proportional to 175,836.40, 263,437.49 and 108,250.81 is: 162,180.99
Step by Step Solution
- Step 1: Write the proportion equation
175,836.40 : 263,437.49 = 108,250.81 : x - Step 2: Convert to fraction form
175,836.40/263,437.49 = 108,250.81/x - Step 3: Cross multiply
175,836.40x = 263,437.49 × 108,250.81 - Step 4: Simplify right side
175,836.40x = 28,517,321,135.61 - Step 5: Solve for x
x = 28,517,321,135.61/175,836.40 - Step 6: Final answer
x = 162,180.99
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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.