Finding the Third Proportional to 42,030 and 65,079
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Solution
The third proportional to 42,030 and 65,079 is: 100,767.93
Step by Step Solution
- Step 1: Write the proportion equation
42,030 : 65,079 = 65,079 : x - Step 2: Convert to fraction form
42,030/65,079 = 65,079/x - Step 3: Cross multiply
42,030x = 65,079 × 65,079 - Step 4: Simplify right side
42,030x = 4,235,276,241 - Step 5: Solve for x
x = 4,235,276,241/42,030 - Step 6: Final answer
x = 100,767.93
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.