Finding the Fourth Proportional to 192,104.69, 264,857.99 and 157,521.99
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Solution
The fourth proportional to 192,104.69, 264,857.99 and 157,521.99 is: 217,178.24
Step by Step Solution
- Step 1: Write the proportion equation
192,104.69 : 264,857.99 = 157,521.99 : x - Step 2: Convert to fraction form
192,104.69/264,857.99 = 157,521.99/x - Step 3: Cross multiply
192,104.69x = 264,857.99 × 157,521.99 - Step 4: Simplify right side
192,104.69x = 41,720,958,318.70 - Step 5: Solve for x
x = 41,720,958,318.70/192,104.69 - Step 6: Final answer
x = 217,178.24
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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.