Finding the Fourth Proportional to 202,419.90, 277,313.99 and 194,850.15
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Solution
The fourth proportional to 202,419.90, 277,313.99 and 194,850.15 is: 266,943.48
Step by Step Solution
- Step 1: Write the proportion equation
202,419.90 : 277,313.99 = 194,850.15 : x - Step 2: Convert to fraction form
202,419.90/277,313.99 = 194,850.15/x - Step 3: Cross multiply
202,419.90x = 277,313.99 × 194,850.15 - Step 4: Simplify right side
202,419.90x = 54,034,673,035.72 - Step 5: Solve for x
x = 54,034,673,035.72/202,419.90 - Step 6: Final answer
x = 266,943.48
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.