Finding the Fourth Proportional to 102,387.41, 153,570.73 and 27,497.82
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Solution
The fourth proportional to 102,387.41, 153,570.73 and 27,497.82 is: 41,243.94
Step by Step Solution
- Step 1: Write the proportion equation
102,387.41 : 153,570.73 = 27,497.82 : x - Step 2: Convert to fraction form
102,387.41/153,570.73 = 27,497.82/x - Step 3: Cross multiply
102,387.41x = 153,570.73 × 27,497.82 - Step 4: Simplify right side
102,387.41x = 4,222,860,290.81 - Step 5: Solve for x
x = 4,222,860,290.81/102,387.41 - Step 6: Final answer
x = 41,243.94
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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.