Finding the Fourth Proportional to 186,632.20, 279,800.68 and 133,324.08
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Solution
The fourth proportional to 186,632.20, 279,800.68 and 133,324.08 is: 199,880.66
Step by Step Solution
- Step 1: Write the proportion equation
186,632.20 : 279,800.68 = 133,324.08 : x - Step 2: Convert to fraction form
186,632.20/279,800.68 = 133,324.08/x - Step 3: Cross multiply
186,632.20x = 279,800.68 × 133,324.08 - Step 4: Simplify right side
186,632.20x = 37,304,167,111.79 - Step 5: Solve for x
x = 37,304,167,111.79/186,632.20 - Step 6: Final answer
x = 199,880.66
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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.