Finding the Third Proportional to 78,228 and 112,101
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Solution
The third proportional to 78,228 and 112,101 is: 160,641.13
Step by Step Solution
- Step 1: Write the proportion equation
78,228 : 112,101 = 112,101 : x - Step 2: Convert to fraction form
78,228/112,101 = 112,101/x - Step 3: Cross multiply
78,228x = 112,101 × 112,101 - Step 4: Simplify right side
78,228x = 12,566,634,201 - Step 5: Solve for x
x = 12,566,634,201/78,228 - Step 6: Final answer
x = 160,641.13
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.