Finding the Fourth Proportional to 154,888.97, 232,357.77 and 66,142.94
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Solution
The fourth proportional to 154,888.97, 232,357.77 and 66,142.94 is: 99,224.79
Step by Step Solution
- Step 1: Write the proportion equation
154,888.97 : 232,357.77 = 66,142.94 : x - Step 2: Convert to fraction form
154,888.97/232,357.77 = 66,142.94/x - Step 3: Cross multiply
154,888.97x = 232,357.77 × 66,142.94 - Step 4: Simplify right side
154,888.97x = 15,368,826,039.64 - Step 5: Solve for x
x = 15,368,826,039.64/154,888.97 - Step 6: Final answer
x = 99,224.79
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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.