Finding the Fourth Proportional to 107,840.97, 148,803.08 and 60,093.09
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Solution
The fourth proportional to 107,840.97, 148,803.08 and 60,093.09 is: 82,918.73
Step by Step Solution
- Step 1: Write the proportion equation
107,840.97 : 148,803.08 = 60,093.09 : x - Step 2: Convert to fraction form
107,840.97/148,803.08 = 60,093.09/x - Step 3: Cross multiply
107,840.97x = 148,803.08 × 60,093.09 - Step 4: Simplify right side
107,840.97x = 8,942,036,578.25 - Step 5: Solve for x
x = 8,942,036,578.25/107,840.97 - Step 6: Final answer
x = 82,918.73
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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.