Finding the Fourth Proportional to 179,955.36, 248,300.21 and 107,338.97
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Solution
The fourth proportional to 179,955.36, 248,300.21 and 107,338.97 is: 148,104.99
Step by Step Solution
- Step 1: Write the proportion equation
179,955.36 : 248,300.21 = 107,338.97 : x - Step 2: Convert to fraction form
179,955.36/248,300.21 = 107,338.97/x - Step 3: Cross multiply
179,955.36x = 248,300.21 × 107,338.97 - Step 4: Simplify right side
179,955.36x = 26,652,287,013.99 - Step 5: Solve for x
x = 26,652,287,013.99/179,955.36 - Step 6: Final answer
x = 148,104.99
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1.5x scale
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.