Finding the Fourth Proportional to 186,272.04, 279,239.57 and 67,915.68
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Solution
The fourth proportional to 186,272.04, 279,239.57 and 67,915.68 is: 101,812.09
Step by Step Solution
- Step 1: Write the proportion equation
186,272.04 : 279,239.57 = 67,915.68 : x - Step 2: Convert to fraction form
186,272.04/279,239.57 = 67,915.68/x - Step 3: Cross multiply
186,272.04x = 279,239.57 × 67,915.68 - Step 4: Simplify right side
186,272.04x = 18,964,744,939.88 - Step 5: Solve for x
x = 18,964,744,939.88/186,272.04 - Step 6: Final answer
x = 101,812.09
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1.5x scale
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.