Finding the Third Proportional to 149,721.75 and 220,191.75
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Solution
The third proportional to 149,721.75 and 220,191.75 is: 323,830.08
Step by Step Solution
- Step 1: Write the proportion equation
149,721.75 : 220,191.75 = 220,191.75 : x - Step 2: Convert to fraction form
149,721.75/220,191.75 = 220,191.75/x - Step 3: Cross multiply
149,721.75x = 220,191.75 × 220,191.75 - Step 4: Simplify right side
149,721.75x = 48,484,406,768.06 - Step 5: Solve for x
x = 48,484,406,768.06/149,721.75 - Step 6: Final answer
x = 323,830.08
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.