Finding the Third Proportional to 68,482.13 and 149,421.38
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Solution
The third proportional to 68,482.13 and 149,421.38 is: 326,022.99
Step by Step Solution
- Step 1: Write the proportion equation
68,482.13 : 149,421.38 = 149,421.38 : x - Step 2: Convert to fraction form
68,482.13/149,421.38 = 149,421.38/x - Step 3: Cross multiply
68,482.13x = 149,421.38 × 149,421.38 - Step 4: Simplify right side
68,482.13x = 22,326,747,306.89 - Step 5: Solve for x
x = 22,326,747,306.89/68,482.13 - Step 6: Final answer
x = 326,022.99
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.