Finding the Fourth Proportional to 223,979.99, 335,986.38 and 89,096.76
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Solution
The fourth proportional to 223,979.99, 335,986.38 and 89,096.76 is: 133,651.66
Step by Step Solution
- Step 1: Write the proportion equation
223,979.99 : 335,986.38 = 89,096.76 : x - Step 2: Convert to fraction form
223,979.99/335,986.38 = 89,096.76/x - Step 3: Cross multiply
223,979.99x = 335,986.38 × 89,096.76 - Step 4: Simplify right side
223,979.99x = 29,935,297,862.13 - Step 5: Solve for x
x = 29,935,297,862.13/223,979.99 - Step 6: Final answer
x = 133,651.66
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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.