Finding the Fourth Proportional to 127,022.58, 190,546.02 and 48,115.62
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Solution
The fourth proportional to 127,022.58, 190,546.02 and 48,115.62 is: 72,178.03
Step by Step Solution
- Step 1: Write the proportion equation
127,022.58 : 190,546.02 = 48,115.62 : x - Step 2: Convert to fraction form
127,022.58/190,546.02 = 48,115.62/x - Step 3: Cross multiply
127,022.58x = 190,546.02 × 48,115.62 - Step 4: Simplify right side
127,022.58x = 9,168,239,890.83 - Step 5: Solve for x
x = 9,168,239,890.83/127,022.58 - Step 6: Final answer
x = 72,178.03
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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.