Finding the Fourth Proportional to 200,201.27, 276,277.68 and 109,557.23
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Solution
The fourth proportional to 200,201.27, 276,277.68 and 109,557.23 is: 151,188.94
Step by Step Solution
- Step 1: Write the proportion equation
200,201.27 : 276,277.68 = 109,557.23 : x - Step 2: Convert to fraction form
200,201.27/276,277.68 = 109,557.23/x - Step 3: Cross multiply
200,201.27x = 276,277.68 × 109,557.23 - Step 4: Simplify right side
200,201.27x = 30,268,217,331.63 - Step 5: Solve for x
x = 30,268,217,331.63/200,201.27 - Step 6: Final answer
x = 151,188.94
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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.