Finding the Fourth Proportional to 226,497.61, 312,568.80 and 124,523.79
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Solution
The fourth proportional to 226,497.61, 312,568.80 and 124,523.79 is: 171,843.98
Step by Step Solution
- Step 1: Write the proportion equation
226,497.61 : 312,568.80 = 124,523.79 : x - Step 2: Convert to fraction form
226,497.61/312,568.80 = 124,523.79/x - Step 3: Cross multiply
226,497.61x = 312,568.80 × 124,523.79 - Step 4: Simplify right side
226,497.61x = 38,922,250,439.62 - Step 5: Solve for x
x = 38,922,250,439.62/226,497.61 - Step 6: Final answer
x = 171,843.98
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1.5x scale
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.