Finding the Fourth Proportional to 216,939.68, 325,376.08 and 59,180.96
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Solution
The fourth proportional to 216,939.68, 325,376.08 and 59,180.96 is: 88,762.32
Step by Step Solution
- Step 1: Write the proportion equation
216,939.68 : 325,376.08 = 59,180.96 : x - Step 2: Convert to fraction form
216,939.68/325,376.08 = 59,180.96/x - Step 3: Cross multiply
216,939.68x = 325,376.08 × 59,180.96 - Step 4: Simplify right side
216,939.68x = 19,256,068,775.44 - Step 5: Solve for x
x = 19,256,068,775.44/216,939.68 - Step 6: Final answer
x = 88,762.32
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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.