Finding the Fourth Proportional to 151,508.33, 209,096.28 and 113,201.41
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Solution
The fourth proportional to 151,508.33, 209,096.28 and 113,201.41 is: 156,228.99
Step by Step Solution
- Step 1: Write the proportion equation
151,508.33 : 209,096.28 = 113,201.41 : x - Step 2: Convert to fraction form
151,508.33/209,096.28 = 113,201.41/x - Step 3: Cross multiply
151,508.33x = 209,096.28 × 113,201.41 - Step 4: Simplify right side
151,508.33x = 23,669,993,721.75 - Step 5: Solve for x
x = 23,669,993,721.75/151,508.33 - Step 6: Final answer
x = 156,228.99
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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.