Finding the Third Proportional to 74,879.06 and 162,880.13
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Solution
The third proportional to 74,879.06 and 162,880.13 is: 354,303.78
Step by Step Solution
- Step 1: Write the proportion equation
74,879.06 : 162,880.13 = 162,880.13 : x - Step 2: Convert to fraction form
74,879.06/162,880.13 = 162,880.13/x - Step 3: Cross multiply
74,879.06x = 162,880.13 × 162,880.13 - Step 4: Simplify right side
74,879.06x = 26,529,935,120.02 - Step 5: Solve for x
x = 26,529,935,120.02/74,879.06 - Step 6: Final answer
x = 354,303.78
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.