Finding the Fourth Proportional to 127,183.05, 190,801.56 and 48,295.53
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Solution
The fourth proportional to 127,183.05, 190,801.56 and 48,295.53 is: 72,453.54
Step by Step Solution
- Step 1: Write the proportion equation
127,183.05 : 190,801.56 = 48,295.53 : x - Step 2: Convert to fraction form
127,183.05/190,801.56 = 48,295.53/x - Step 3: Cross multiply
127,183.05x = 190,801.56 × 48,295.53 - Step 4: Simplify right side
127,183.05x = 9,214,862,465.03 - Step 5: Solve for x
x = 9,214,862,465.03/127,183.05 - Step 6: Final answer
x = 72,453.54
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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.