Finding the Third Proportional to 74,868 and 163,578
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Solution
The third proportional to 74,868 and 163,578 is: 357,399.18
Step by Step Solution
- Step 1: Write the proportion equation
74,868 : 163,578 = 163,578 : x - Step 2: Convert to fraction form
74,868/163,578 = 163,578/x - Step 3: Cross multiply
74,868x = 163,578 × 163,578 - Step 4: Simplify right side
74,868x = 26,757,762,084 - Step 5: Solve for x
x = 26,757,762,084/74,868 - Step 6: Final answer
x = 357,399.18
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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.