Finding the Third Proportional to 67,807.13 and 145,455.75
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Solution
The third proportional to 67,807.13 and 145,455.75 is: 312,022.89
Step by Step Solution
- Step 1: Write the proportion equation
67,807.13 : 145,455.75 = 145,455.75 : x - Step 2: Convert to fraction form
67,807.13/145,455.75 = 145,455.75/x - Step 3: Cross multiply
67,807.13x = 145,455.75 × 145,455.75 - Step 4: Simplify right side
67,807.13x = 21,157,375,208.06 - Step 5: Solve for x
x = 21,157,375,208.06/67,807.13 - Step 6: Final answer
x = 312,022.89
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.