Finding the Fourth Proportional to 195,544.62, 269,851.56 and 106,120.62
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Solution
The fourth proportional to 195,544.62, 269,851.56 and 106,120.62 is: 146,446.45
Step by Step Solution
- Step 1: Write the proportion equation
195,544.62 : 269,851.56 = 106,120.62 : x - Step 2: Convert to fraction form
195,544.62/269,851.56 = 106,120.62/x - Step 3: Cross multiply
195,544.62x = 269,851.56 × 106,120.62 - Step 4: Simplify right side
195,544.62x = 28,636,814,855.17 - Step 5: Solve for x
x = 28,636,814,855.17/195,544.62 - Step 6: Final answer
x = 146,446.45
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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.