Finding the Fourth Proportional to 205,708.26, 308,437.92 and 134,545.02
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Solution
The fourth proportional to 205,708.26, 308,437.92 and 134,545.02 is: 201,736.12
Step by Step Solution
- Step 1: Write the proportion equation
205,708.26 : 308,437.92 = 134,545.02 : x - Step 2: Convert to fraction form
205,708.26/308,437.92 = 134,545.02/x - Step 3: Cross multiply
205,708.26x = 308,437.92 × 134,545.02 - Step 4: Simplify right side
205,708.26x = 41,498,786,115.16 - Step 5: Solve for x
x = 41,498,786,115.16/205,708.26 - Step 6: Final answer
x = 201,736.12
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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.