Finding the Third Proportional to 138,664.13 and 198,154.13
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Solution
The third proportional to 138,664.13 and 198,154.13 is: 283,166.66
Step by Step Solution
- Step 1: Write the proportion equation
138,664.13 : 198,154.13 = 198,154.13 : x - Step 2: Convert to fraction form
138,664.13/198,154.13 = 198,154.13/x - Step 3: Cross multiply
138,664.13x = 198,154.13 × 198,154.13 - Step 4: Simplify right side
138,664.13x = 39,265,057,254.52 - Step 5: Solve for x
x = 39,265,057,254.52/138,664.13 - Step 6: Final answer
x = 283,166.66
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.