Finding the Third Proportional to 38,764 and 84,820
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Solution
The third proportional to 38,764 and 84,820 is: 185,595.72
Step by Step Solution
- Step 1: Write the proportion equation
38,764 : 84,820 = 84,820 : x - Step 2: Convert to fraction form
38,764/84,820 = 84,820/x - Step 3: Cross multiply
38,764x = 84,820 × 84,820 - Step 4: Simplify right side
38,764x = 7,194,432,400 - Step 5: Solve for x
x = 7,194,432,400/38,764 - Step 6: Final answer
x = 185,595.72
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.