Finding the Fourth Proportional to 195,511.99, 269,810.70 and 110,629.05
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Solution
The fourth proportional to 195,511.99, 269,810.70 and 110,629.05 is: 152,670.44
Step by Step Solution
- Step 1: Write the proportion equation
195,511.99 : 269,810.70 = 110,629.05 : x - Step 2: Convert to fraction form
195,511.99/269,810.70 = 110,629.05/x - Step 3: Cross multiply
195,511.99x = 269,810.70 × 110,629.05 - Step 4: Simplify right side
195,511.99x = 29,848,901,420.84 - Step 5: Solve for x
x = 29,848,901,420.84/195,511.99 - Step 6: Final answer
x = 152,670.44
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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.