Finding the Fourth Proportional to 132,183.38, 182,413.30 and 71,754.07
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Solution
The fourth proportional to 132,183.38, 182,413.30 and 71,754.07 is: 99,020.74
Step by Step Solution
- Step 1: Write the proportion equation
132,183.38 : 182,413.30 = 71,754.07 : x - Step 2: Convert to fraction form
132,183.38/182,413.30 = 71,754.07/x - Step 3: Cross multiply
132,183.38x = 182,413.30 × 71,754.07 - Step 4: Simplify right side
132,183.38x = 13,088,896,697.13 - Step 5: Solve for x
x = 13,088,896,697.13/132,183.38 - Step 6: Final answer
x = 99,020.74
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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.