Finding the Fourth Proportional to 186,470.14, 279,732.77 and 68,113.80
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Solution
The fourth proportional to 186,470.14, 279,732.77 and 68,113.80 is: 102,180.77
Step by Step Solution
- Step 1: Write the proportion equation
186,470.14 : 279,732.77 = 68,113.80 : x - Step 2: Convert to fraction form
186,470.14/279,732.77 = 68,113.80/x - Step 3: Cross multiply
186,470.14x = 279,732.77 × 68,113.80 - Step 4: Simplify right side
186,470.14x = 19,053,661,949.23 - Step 5: Solve for x
x = 19,053,661,949.23/186,470.14 - Step 6: Final answer
x = 102,180.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.