Finding the Third Proportional to 138,034.13 and 298,201.50
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Solution
The third proportional to 138,034.13 and 298,201.50 is: 644,218.48
Step by Step Solution
- Step 1: Write the proportion equation
138,034.13 : 298,201.50 = 298,201.50 : x - Step 2: Convert to fraction form
138,034.13/298,201.50 = 298,201.50/x - Step 3: Cross multiply
138,034.13x = 298,201.50 × 298,201.50 - Step 4: Simplify right side
138,034.13x = 88,924,134,602.25 - Step 5: Solve for x
x = 88,924,134,602.25/138,034.13 - Step 6: Final answer
x = 644,218.48
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.