Finding the Fourth Proportional to 193,536.40, 290,304.62 and 60,428.06
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Solution
The fourth proportional to 193,536.40, 290,304.62 and 60,428.06 is: 90,642.09
Step by Step Solution
- Step 1: Write the proportion equation
193,536.40 : 290,304.62 = 60,428.06 : x - Step 2: Convert to fraction form
193,536.40/290,304.62 = 60,428.06/x - Step 3: Cross multiply
193,536.40x = 290,304.62 × 60,428.06 - Step 4: Simplify right side
193,536.40x = 17,542,543,544.11 - Step 5: Solve for x
x = 17,542,543,544.11/193,536.40 - Step 6: Final answer
x = 90,642.09
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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.