Finding the Third Proportional to 45,990 and 63,324
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Solution
The third proportional to 45,990 and 63,324 is: 87,191.32
Step by Step Solution
- Step 1: Write the proportion equation
45,990 : 63,324 = 63,324 : x - Step 2: Convert to fraction form
45,990/63,324 = 63,324/x - Step 3: Cross multiply
45,990x = 63,324 × 63,324 - Step 4: Simplify right side
45,990x = 4,009,928,976 - Step 5: Solve for x
x = 4,009,928,976/45,990 - Step 6: Final answer
x = 87,191.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.