Finding the Fourth Proportional to 206,724.28, 285,671.10 and 176,093.08
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Solution
The fourth proportional to 206,724.28, 285,671.10 and 176,093.08 is: 243,342.02
Step by Step Solution
- Step 1: Write the proportion equation
206,724.28 : 285,671.10 = 176,093.08 : x - Step 2: Convert to fraction form
206,724.28/285,671.10 = 176,093.08/x - Step 3: Cross multiply
206,724.28x = 285,671.10 × 176,093.08 - Step 4: Simplify right side
206,724.28x = 50,304,703,865.99 - Step 5: Solve for x
x = 50,304,703,865.99/206,724.28 - Step 6: Final answer
x = 243,342.02
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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.