Finding the Fourth Proportional to 164,661.51, 227,227.11 and 93,039.99
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Solution
The fourth proportional to 164,661.51, 227,227.11 and 93,039.99 is: 128,391.92
Step by Step Solution
- Step 1: Write the proportion equation
164,661.51 : 227,227.11 = 93,039.99 : x - Step 2: Convert to fraction form
164,661.51/227,227.11 = 93,039.99/x - Step 3: Cross multiply
164,661.51x = 227,227.11 × 93,039.99 - Step 4: Simplify right side
164,661.51x = 21,141,208,042.13 - Step 5: Solve for x
x = 21,141,208,042.13/164,661.51 - Step 6: Final answer
x = 128,391.92
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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.