Finding the Fourth Proportional to 190,324.74, 284,884.47 and 133,903.38
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Solution
The fourth proportional to 190,324.74, 284,884.47 and 133,903.38 is: 200,431.08
Step by Step Solution
- Step 1: Write the proportion equation
190,324.74 : 284,884.47 = 133,903.38 : x - Step 2: Convert to fraction form
190,324.74/284,884.47 = 133,903.38/x - Step 3: Cross multiply
190,324.74x = 284,884.47 × 133,903.38 - Step 4: Simplify right side
190,324.74x = 38,146,993,442.51 - Step 5: Solve for x
x = 38,146,993,442.51/190,324.74 - Step 6: Final answer
x = 200,431.08
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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.