Finding the Fourth Proportional to 226,585.67, 312,727.37 and 131,144.99
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Solution
The fourth proportional to 226,585.67, 312,727.37 and 131,144.99 is: 181,002.74
Step by Step Solution
- Step 1: Write the proportion equation
226,585.67 : 312,727.37 = 131,144.99 : x - Step 2: Convert to fraction form
226,585.67/312,727.37 = 131,144.99/x - Step 3: Cross multiply
226,585.67x = 312,727.37 × 131,144.99 - Step 4: Simplify right side
226,585.67x = 41,012,625,592.01 - Step 5: Solve for x
x = 41,012,625,592.01/226,585.67 - Step 6: Final answer
x = 181,002.74
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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.