Finding the Fourth Proportional to 201,121.87, 277,549.97 and 110,479.68
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Solution
The fourth proportional to 201,121.87, 277,549.97 and 110,479.68 is: 152,462.93
Step by Step Solution
- Step 1: Write the proportion equation
201,121.87 : 277,549.97 = 110,479.68 : x - Step 2: Convert to fraction form
201,121.87/277,549.97 = 110,479.68/x - Step 3: Cross multiply
201,121.87x = 277,549.97 × 110,479.68 - Step 4: Simplify right side
201,121.87x = 30,663,629,929.46 - Step 5: Solve for x
x = 30,663,629,929.46/201,121.87 - Step 6: Final answer
x = 152,462.93
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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.