Finding the Third Proportional to 75,336.75 and 113,977.88
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Solution
The third proportional to 75,336.75 and 113,977.88 is: 172,438.50
Step by Step Solution
- Step 1: Write the proportion equation
75,336.75 : 113,977.88 = 113,977.88 : x - Step 2: Convert to fraction form
75,336.75/113,977.88 = 113,977.88/x - Step 3: Cross multiply
75,336.75x = 113,977.88 × 113,977.88 - Step 4: Simplify right side
75,336.75x = 12,990,955,989.52 - Step 5: Solve for x
x = 12,990,955,989.52/75,336.75 - Step 6: Final answer
x = 172,438.50
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.