Finding the Fourth Proportional to 251,581.65, 377,372.52 and 172,455.99
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Solution
The fourth proportional to 251,581.65, 377,372.52 and 172,455.99 is: 258,684.01
Step by Step Solution
- Step 1: Write the proportion equation
251,581.65 : 377,372.52 = 172,455.99 : x - Step 2: Convert to fraction form
251,581.65/377,372.52 = 172,455.99/x - Step 3: Cross multiply
251,581.65x = 377,372.52 × 172,455.99 - Step 4: Simplify right side
251,581.65x = 65,080,150,120.25 - Step 5: Solve for x
x = 65,080,150,120.25/251,581.65 - Step 6: Final answer
x = 258,684.01
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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.