Finding the Third Proportional to 149,965.88 and 316,788.75
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Solution
The third proportional to 149,965.88 and 316,788.75 is: 669,186.32
Step by Step Solution
- Step 1: Write the proportion equation
149,965.88 : 316,788.75 = 316,788.75 : x - Step 2: Convert to fraction form
149,965.88/316,788.75 = 316,788.75/x - Step 3: Cross multiply
149,965.88x = 316,788.75 × 316,788.75 - Step 4: Simplify right side
149,965.88x = 100,355,112,126.56 - Step 5: Solve for x
x = 100,355,112,126.56/149,965.88 - Step 6: Final answer
x = 669,186.32
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These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.