Finding the Fourth Proportional to 176,163.93, 264,286.26 and 76,340.88
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Solution
The fourth proportional to 176,163.93, 264,286.26 and 76,340.88 is: 114,528.81
Step by Step Solution
- Step 1: Write the proportion equation
176,163.93 : 264,286.26 = 76,340.88 : x - Step 2: Convert to fraction form
176,163.93/264,286.26 = 76,340.88/x - Step 3: Cross multiply
176,163.93x = 264,286.26 × 76,340.88 - Step 4: Simplify right side
176,163.93x = 20,175,845,660.31 - Step 5: Solve for x
x = 20,175,845,660.31/176,163.93 - Step 6: Final answer
x = 114,528.81
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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.