Finding the Fourth Proportional to 207,599.00, 286,557.37 and 129,078.41
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Solution
The fourth proportional to 207,599.00, 286,557.37 and 129,078.41 is: 178,172.20
Step by Step Solution
- Step 1: Write the proportion equation
207,599.00 : 286,557.37 = 129,078.41 : x - Step 2: Convert to fraction form
207,599.00/286,557.37 = 129,078.41/x - Step 3: Cross multiply
207,599.00x = 286,557.37 × 129,078.41 - Step 4: Simplify right side
207,599.00x = 36,988,370,087.08 - Step 5: Solve for x
x = 36,988,370,087.08/207,599.00 - Step 6: Final answer
x = 178,172.20
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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.