Finding the Third Proportional to 68,990.81 and 101,214.19
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Solution
The third proportional to 68,990.81 and 101,214.19 is: 148,488.06
Step by Step Solution
- Step 1: Write the proportion equation
68,990.81 : 101,214.19 = 101,214.19 : x - Step 2: Convert to fraction form
68,990.81/101,214.19 = 101,214.19/x - Step 3: Cross multiply
68,990.81x = 101,214.19 × 101,214.19 - Step 4: Simplify right side
68,990.81x = 10,244,311,751.29 - Step 5: Solve for x
x = 10,244,311,751.29/68,990.81 - Step 6: Final answer
x = 148,488.06
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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.