Finding the Fourth Proportional to 88,629.25, 132,915.12 and 29,449.03
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Solution
The fourth proportional to 88,629.25, 132,915.12 and 29,449.03 is: 44,163.99
Step by Step Solution
- Step 1: Write the proportion equation
88,629.25 : 132,915.12 = 29,449.03 : x - Step 2: Convert to fraction form
88,629.25/132,915.12 = 29,449.03/x - Step 3: Cross multiply
88,629.25x = 132,915.12 × 29,449.03 - Step 4: Simplify right side
88,629.25x = 3,914,221,356.33 - Step 5: Solve for x
x = 3,914,221,356.33/88,629.25 - Step 6: Final answer
x = 44,163.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.