Finding the Fourth Proportional to 198,249.35, 273,206.99 and 194,605.97
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Solution
The fourth proportional to 198,249.35, 273,206.99 and 194,605.97 is: 268,186.06
Step by Step Solution
- Step 1: Write the proportion equation
198,249.35 : 273,206.99 = 194,605.97 : x - Step 2: Convert to fraction form
198,249.35/273,206.99 = 194,605.97/x - Step 3: Cross multiply
198,249.35x = 273,206.99 × 194,605.97 - Step 4: Simplify right side
198,249.35x = 53,167,710,420.21 - Step 5: Solve for x
x = 53,167,710,420.21/198,249.35 - Step 6: Final answer
x = 268,186.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.