Finding the Fourth Proportional to 183,329.80, 274,994.70 and 141,857.80
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Solution
The fourth proportional to 183,329.80, 274,994.70 and 141,857.80 is: 212,786.70
Step by Step Solution
- Step 1: Write the proportion equation
183,329.80 : 274,994.70 = 141,857.80 : x - Step 2: Convert to fraction form
183,329.80/274,994.70 = 141,857.80/x - Step 3: Cross multiply
183,329.80x = 274,994.70 × 141,857.80 - Step 4: Simplify right side
183,329.80x = 39,010,143,153.66 - Step 5: Solve for x
x = 39,010,143,153.66/183,329.80 - Step 6: Final answer
x = 212,786.70
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1.5x scale
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.