Finding the Third Proportional to 161,871.75 and 330,169.50
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Solution
The third proportional to 161,871.75 and 330,169.50 is: 673,446.10
Step by Step Solution
- Step 1: Write the proportion equation
161,871.75 : 330,169.50 = 330,169.50 : x - Step 2: Convert to fraction form
161,871.75/330,169.50 = 330,169.50/x - Step 3: Cross multiply
161,871.75x = 330,169.50 × 330,169.50 - Step 4: Simplify right side
161,871.75x = 109,011,898,730.25 - Step 5: Solve for x
x = 109,011,898,730.25/161,871.75 - Step 6: Final answer
x = 673,446.10
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These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.