Finding the Third Proportional to 63,474.75 and 135,690.75
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Solution
The third proportional to 63,474.75 and 135,690.75 is: 290,067.78
Step by Step Solution
- Step 1: Write the proportion equation
63,474.75 : 135,690.75 = 135,690.75 : x - Step 2: Convert to fraction form
63,474.75/135,690.75 = 135,690.75/x - Step 3: Cross multiply
63,474.75x = 135,690.75 × 135,690.75 - Step 4: Simplify right side
63,474.75x = 18,411,979,635.56 - Step 5: Solve for x
x = 18,411,979,635.56/63,474.75 - Step 6: Final answer
x = 290,067.78
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.