Finding the Third Proportional to 75,621.75 and 111,703.13
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Solution
The third proportional to 75,621.75 and 111,703.13 is: 164,999.99
Step by Step Solution
- Step 1: Write the proportion equation
75,621.75 : 111,703.13 = 111,703.13 : x - Step 2: Convert to fraction form
75,621.75/111,703.13 = 111,703.13/x - Step 3: Cross multiply
75,621.75x = 111,703.13 × 111,703.13 - Step 4: Simplify right side
75,621.75x = 12,477,588,134.77 - Step 5: Solve for x
x = 12,477,588,134.77/75,621.75 - Step 6: Final answer
x = 164,999.99
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These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.