Finding the Fourth Proportional to 200,145.44, 276,155.52 and 119,557.23
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Solution
The fourth proportional to 200,145.44, 276,155.52 and 119,557.23 is: 164,961.99
Step by Step Solution
- Step 1: Write the proportion equation
200,145.44 : 276,155.52 = 119,557.23 : x - Step 2: Convert to fraction form
200,145.44/276,155.52 = 119,557.23/x - Step 3: Cross multiply
200,145.44x = 276,155.52 × 119,557.23 - Step 4: Simplify right side
200,145.44x = 33,016,389,020.41 - Step 5: Solve for x
x = 33,016,389,020.41/200,145.44 - Step 6: Final answer
x = 164,961.99
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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.