Finding the Fourth Proportional to 182,990.13, 252,511.79 and 102,413.76
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Solution
The fourth proportional to 182,990.13, 252,511.79 and 102,413.76 is: 141,322.82
Step by Step Solution
- Step 1: Write the proportion equation
182,990.13 : 252,511.79 = 102,413.76 : x - Step 2: Convert to fraction form
182,990.13/252,511.79 = 102,413.76/x - Step 3: Cross multiply
182,990.13x = 252,511.79 × 102,413.76 - Step 4: Simplify right side
182,990.13x = 25,860,681,858.23 - Step 5: Solve for x
x = 25,860,681,858.23/182,990.13 - Step 6: Final answer
x = 141,322.82
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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.