Finding the Third Proportional to 142,984 and 236,940
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Solution
The third proportional to 142,984 and 236,940 is: 392,635.29
Step by Step Solution
- Step 1: Write the proportion equation
142,984 : 236,940 = 236,940 : x - Step 2: Convert to fraction form
142,984/236,940 = 236,940/x - Step 3: Cross multiply
142,984x = 236,940 × 236,940 - Step 4: Simplify right side
142,984x = 56,140,563,600 - Step 5: Solve for x
x = 56,140,563,600/142,984 - Step 6: Final answer
x = 392,635.29
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These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.