Finding the Fourth Proportional to 116,026.08, 160,112.88 and 68,282.24
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Solution
The fourth proportional to 116,026.08, 160,112.88 and 68,282.24 is: 94,227.66
Step by Step Solution
- Step 1: Write the proportion equation
116,026.08 : 160,112.88 = 68,282.24 : x - Step 2: Convert to fraction form
116,026.08/160,112.88 = 68,282.24/x - Step 3: Cross multiply
116,026.08x = 160,112.88 × 68,282.24 - Step 4: Simplify right side
116,026.08x = 10,932,866,099.25 - Step 5: Solve for x
x = 10,932,866,099.25/116,026.08 - Step 6: Final answer
x = 94,227.66
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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.