Finding the Third Proportional to 67,685.50 and 99,219
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Solution
The third proportional to 67,685.50 and 99,219 is: 145,443.41
Step by Step Solution
- Step 1: Write the proportion equation
67,685.50 : 99,219 = 99,219 : x - Step 2: Convert to fraction form
67,685.50/99,219 = 99,219/x - Step 3: Cross multiply
67,685.50x = 99,219 × 99,219 - Step 4: Simplify right side
67,685.50x = 9,844,409,961 - Step 5: Solve for x
x = 9,844,409,961/67,685.50 - Step 6: Final answer
x = 145,443.41
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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.