Finding the Fourth Proportional to 193,517.14, 290,386.26 and 75,173.08
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Solution
The fourth proportional to 193,517.14, 290,386.26 and 75,173.08 is: 112,802.56
Step by Step Solution
- Step 1: Write the proportion equation
193,517.14 : 290,386.26 = 75,173.08 : x - Step 2: Convert to fraction form
193,517.14/290,386.26 = 75,173.08/x - Step 3: Cross multiply
193,517.14x = 290,386.26 × 75,173.08 - Step 4: Simplify right side
193,517.14x = 21,829,229,553.88 - Step 5: Solve for x
x = 21,829,229,553.88/193,517.14 - Step 6: Final answer
x = 112,802.56
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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.