Finding the Fourth Proportional to 192,874.24, 266,197.99 and 115,344.82
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Solution
The fourth proportional to 192,874.24, 266,197.99 and 115,344.82 is: 159,194.71
Step by Step Solution
- Step 1: Write the proportion equation
192,874.24 : 266,197.99 = 115,344.82 : x - Step 2: Convert to fraction form
192,874.24/266,197.99 = 115,344.82/x - Step 3: Cross multiply
192,874.24x = 266,197.99 × 115,344.82 - Step 4: Simplify right side
192,874.24x = 30,704,558,287.05 - Step 5: Solve for x
x = 30,704,558,287.05/192,874.24 - Step 6: Final answer
x = 159,194.71
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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.