Finding the Fourth Proportional to 200,343.93, 276,462.44 and 109,700.99
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Solution
The fourth proportional to 200,343.93, 276,462.44 and 109,700.99 is: 151,380.68
Step by Step Solution
- Step 1: Write the proportion equation
200,343.93 : 276,462.44 = 109,700.99 : x - Step 2: Convert to fraction form
200,343.93/276,462.44 = 109,700.99/x - Step 3: Cross multiply
200,343.93x = 276,462.44 × 109,700.99 - Step 4: Simplify right side
200,343.93x = 30,328,201,797.03 - Step 5: Solve for x
x = 30,328,201,797.03/200,343.93 - Step 6: Final answer
x = 151,380.68
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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.