Finding the Fourth Proportional to 126,224.71, 174,177.97 and 69,632.44
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Solution
The fourth proportional to 126,224.71, 174,177.97 and 69,632.44 is: 96,086.07
Step by Step Solution
- Step 1: Write the proportion equation
126,224.71 : 174,177.97 = 69,632.44 : x - Step 2: Convert to fraction form
126,224.71/174,177.97 = 69,632.44/x - Step 3: Cross multiply
126,224.71x = 174,177.97 × 69,632.44 - Step 4: Simplify right side
126,224.71x = 12,128,436,435.82 - Step 5: Solve for x
x = 12,128,436,435.82/126,224.71 - Step 6: Final answer
x = 96,086.07
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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.