Finding the Fourth Proportional to 214,275.11, 295,639.79 and 168,812.00
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Solution
The fourth proportional to 214,275.11, 295,639.79 and 168,812.00 is: 232,913.40
Step by Step Solution
- Step 1: Write the proportion equation
214,275.11 : 295,639.79 = 168,812.00 : x - Step 2: Convert to fraction form
214,275.11/295,639.79 = 168,812.00/x - Step 3: Cross multiply
214,275.11x = 295,639.79 × 168,812.00 - Step 4: Simplify right side
214,275.11x = 49,907,543,173.31 - Step 5: Solve for x
x = 49,907,543,173.31/214,275.11 - Step 6: Final answer
x = 232,913.40
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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.