Finding the Fourth Proportional to 200,716.49, 276,989.14 and 110,073.09
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Solution
The fourth proportional to 200,716.49, 276,989.14 and 110,073.09 is: 151,901.08
Step by Step Solution
- Step 1: Write the proportion equation
200,716.49 : 276,989.14 = 110,073.09 : x - Step 2: Convert to fraction form
200,716.49/276,989.14 = 110,073.09/x - Step 3: Cross multiply
200,716.49x = 276,989.14 × 110,073.09 - Step 4: Simplify right side
200,716.49x = 30,489,049,985.88 - Step 5: Solve for x
x = 30,489,049,985.88/200,716.49 - Step 6: Final answer
x = 151,901.08
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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.