Finding the Fourth Proportional to 227,516.69, 313,972.67 and 125,542.07
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Solution
The fourth proportional to 227,516.69, 313,972.67 and 125,542.07 is: 173,247.86
Step by Step Solution
- Step 1: Write the proportion equation
227,516.69 : 313,972.67 = 125,542.07 : x - Step 2: Convert to fraction form
227,516.69/313,972.67 = 125,542.07/x - Step 3: Cross multiply
227,516.69x = 313,972.67 × 125,542.07 - Step 4: Simplify right side
227,516.69x = 39,416,778,915.23 - Step 5: Solve for x
x = 39,416,778,915.23/227,516.69 - Step 6: Final answer
x = 173,247.86
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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.