Finding the Fourth Proportional to 164,612.24, 246,720.12 and 75,744.08
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Solution
The fourth proportional to 164,612.24, 246,720.12 and 75,744.08 is: 113,524.90
Step by Step Solution
- Step 1: Write the proportion equation
164,612.24 : 246,720.12 = 75,744.08 : x - Step 2: Convert to fraction form
164,612.24/246,720.12 = 75,744.08/x - Step 3: Cross multiply
164,612.24x = 246,720.12 × 75,744.08 - Step 4: Simplify right side
164,612.24x = 18,687,588,506.89 - Step 5: Solve for x
x = 18,687,588,506.89/164,612.24 - Step 6: Final answer
x = 113,524.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.