Finding the Fourth Proportional to 186,195.38, 279,348.14 and 107,366.18
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Solution
The fourth proportional to 186,195.38, 279,348.14 and 107,366.18 is: 161,081.02
Step by Step Solution
- Step 1: Write the proportion equation
186,195.38 : 279,348.14 = 107,366.18 : x - Step 2: Convert to fraction form
186,195.38/279,348.14 = 107,366.18/x - Step 3: Cross multiply
186,195.38x = 279,348.14 × 107,366.18 - Step 4: Simplify right side
186,195.38x = 29,992,541,553.58 - Step 5: Solve for x
x = 29,992,541,553.58/186,195.38 - Step 6: Final answer
x = 161,081.02
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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.