Finding the Fourth Proportional to 127,593.63, 176,071.73 and 73,874.84
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Solution
The fourth proportional to 127,593.63, 176,071.73 and 73,874.84 is: 101,942.94
Step by Step Solution
- Step 1: Write the proportion equation
127,593.63 : 176,071.73 = 73,874.84 : x - Step 2: Convert to fraction form
127,593.63/176,071.73 = 73,874.84/x - Step 3: Cross multiply
127,593.63x = 176,071.73 × 73,874.84 - Step 4: Simplify right side
127,593.63x = 13,007,269,632.54 - Step 5: Solve for x
x = 13,007,269,632.54/127,593.63 - Step 6: Final answer
x = 101,942.94
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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.