Finding the Fourth Proportional to 204,102.99, 306,293.81 and 70,981.92
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Solution
The fourth proportional to 204,102.99, 306,293.81 and 70,981.92 is: 106,521.33
Step by Step Solution
- Step 1: Write the proportion equation
204,102.99 : 306,293.81 = 70,981.92 : x - Step 2: Convert to fraction form
204,102.99/306,293.81 = 70,981.92/x - Step 3: Cross multiply
204,102.99x = 306,293.81 × 70,981.92 - Step 4: Simplify right side
204,102.99x = 21,741,322,363.01 - Step 5: Solve for x
x = 21,741,322,363.01/204,102.99 - Step 6: Final answer
x = 106,521.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.