Finding the Fourth Proportional to 93,912.08, 141,043.62 and 82,671.44
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Solution
The fourth proportional to 93,912.08, 141,043.62 and 82,671.44 is: 124,161.65
Step by Step Solution
- Step 1: Write the proportion equation
93,912.08 : 141,043.62 = 82,671.44 : x - Step 2: Convert to fraction form
93,912.08/141,043.62 = 82,671.44/x - Step 3: Cross multiply
93,912.08x = 141,043.62 × 82,671.44 - Step 4: Simplify right side
93,912.08x = 11,660,279,168.21 - Step 5: Solve for x
x = 11,660,279,168.21/93,912.08 - Step 6: Final answer
x = 124,161.65
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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.