Finding the Fourth Proportional to 193,991.49, 290,999.53 and 60,877
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Solution
The fourth proportional to 193,991.49, 290,999.53 and 60,877 is: 91,319.36
Step by Step Solution
- Step 1: Write the proportion equation
193,991.49 : 290,999.53 = 60,877 : x - Step 2: Convert to fraction form
193,991.49/290,999.53 = 60,877/x - Step 3: Cross multiply
193,991.49x = 290,999.53 × 60,877 - Step 4: Simplify right side
193,991.49x = 17,715,178,387.81 - Step 5: Solve for x
x = 17,715,178,387.81/193,991.49 - Step 6: Final answer
x = 91,319.36
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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.