Finding the Third Proportional to 66,392 and 143,350
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Solution
The third proportional to 66,392 and 143,350 is: 309,513.53
Step by Step Solution
- Step 1: Write the proportion equation
66,392 : 143,350 = 143,350 : x - Step 2: Convert to fraction form
66,392/143,350 = 143,350/x - Step 3: Cross multiply
66,392x = 143,350 × 143,350 - Step 4: Simplify right side
66,392x = 20,549,222,500 - Step 5: Solve for x
x = 20,549,222,500/66,392 - Step 6: Final answer
x = 309,513.53
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.