Finding the Fourth Proportional to 197,361.44, 296,139.36 and 92,165.12
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Solution
The fourth proportional to 197,361.44, 296,139.36 and 92,165.12 is: 138,293.07
Step by Step Solution
- Step 1: Write the proportion equation
197,361.44 : 296,139.36 = 92,165.12 : x - Step 2: Convert to fraction form
197,361.44/296,139.36 = 92,165.12/x - Step 3: Cross multiply
197,361.44x = 296,139.36 × 92,165.12 - Step 4: Simplify right side
197,361.44x = 27,293,719,651.12 - Step 5: Solve for x
x = 27,293,719,651.12/197,361.44 - Step 6: Final answer
x = 138,293.07
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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.