Finding the Fourth Proportional to 200,122.53, 300,183.80 and 94,884.09
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Solution
The fourth proportional to 200,122.53, 300,183.80 and 94,884.09 is: 142,326.14
Step by Step Solution
- Step 1: Write the proportion equation
200,122.53 : 300,183.80 = 94,884.09 : x - Step 2: Convert to fraction form
200,122.53/300,183.80 = 94,884.09/x - Step 3: Cross multiply
200,122.53x = 300,183.80 × 94,884.09 - Step 4: Simplify right side
200,122.53x = 28,482,666,221.32 - Step 5: Solve for x
x = 28,482,666,221.32/200,122.53 - Step 6: Final answer
x = 142,326.14
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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.