Finding the Fourth Proportional to 215,125.44, 296,838.18 and 119,629.68
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Solution
The fourth proportional to 215,125.44, 296,838.18 and 119,629.68 is: 165,069.54
Step by Step Solution
- Step 1: Write the proportion equation
215,125.44 : 296,838.18 = 119,629.68 : x - Step 2: Convert to fraction form
215,125.44/296,838.18 = 119,629.68/x - Step 3: Cross multiply
215,125.44x = 296,838.18 × 119,629.68 - Step 4: Simplify right side
215,125.44x = 35,510,656,485.18 - Step 5: Solve for x
x = 35,510,656,485.18/215,125.44 - Step 6: Final answer
x = 165,069.54
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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.