Finding the Third Proportional to 139,135.50 and 213,201.75
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Solution
The third proportional to 139,135.50 and 213,201.75 is: 326,695.82
Step by Step Solution
- Step 1: Write the proportion equation
139,135.50 : 213,201.75 = 213,201.75 : x - Step 2: Convert to fraction form
139,135.50/213,201.75 = 213,201.75/x - Step 3: Cross multiply
139,135.50x = 213,201.75 × 213,201.75 - Step 4: Simplify right side
139,135.50x = 45,454,986,203.06 - Step 5: Solve for x
x = 45,454,986,203.06/139,135.50 - Step 6: Final answer
x = 326,695.82
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.