Finding the Third Proportional to 78,430 and 185,118
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Solution
The third proportional to 78,430 and 185,118 is: 436,933.24
Step by Step Solution
- Step 1: Write the proportion equation
78,430 : 185,118 = 185,118 : x - Step 2: Convert to fraction form
78,430/185,118 = 185,118/x - Step 3: Cross multiply
78,430x = 185,118 × 185,118 - Step 4: Simplify right side
78,430x = 34,268,673,924 - Step 5: Solve for x
x = 34,268,673,924/78,430 - Step 6: Final answer
x = 436,933.24
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Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.