Finding the Fourth Proportional to 236,463.92, 326,318.91 and 129,033.62
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Solution
The fourth proportional to 236,463.92, 326,318.91 and 129,033.62 is: 178,065.69
Step by Step Solution
- Step 1: Write the proportion equation
236,463.92 : 326,318.91 = 129,033.62 : x - Step 2: Convert to fraction form
236,463.92/326,318.91 = 129,033.62/x - Step 3: Cross multiply
236,463.92x = 326,318.91 × 129,033.62 - Step 4: Simplify right side
236,463.92x = 42,106,110,231.75 - Step 5: Solve for x
x = 42,106,110,231.75/236,463.92 - Step 6: Final answer
x = 178,065.69
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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.