Finding the Third Proportional to 47,922.75 and 72,555.75
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Solution
The third proportional to 47,922.75 and 72,555.75 is: 109,850.48
Step by Step Solution
- Step 1: Write the proportion equation
47,922.75 : 72,555.75 = 72,555.75 : x - Step 2: Convert to fraction form
47,922.75/72,555.75 = 72,555.75/x - Step 3: Cross multiply
47,922.75x = 72,555.75 × 72,555.75 - Step 4: Simplify right side
47,922.75x = 5,264,336,858.06 - Step 5: Solve for x
x = 5,264,336,858.06/47,922.75 - Step 6: Final answer
x = 109,850.48
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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.