Finding the Third Proportional to 115,621.13 and 257,518.88
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Solution
The third proportional to 115,621.13 and 257,518.88 is: 573,562.75
Step by Step Solution
- Step 1: Write the proportion equation
115,621.13 : 257,518.88 = 257,518.88 : x - Step 2: Convert to fraction form
115,621.13/257,518.88 = 257,518.88/x - Step 3: Cross multiply
115,621.13x = 257,518.88 × 257,518.88 - Step 4: Simplify right side
115,621.13x = 66,315,970,981.27 - Step 5: Solve for x
x = 66,315,970,981.27/115,621.13 - Step 6: Final answer
x = 573,562.75
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Why These Related Problems?
These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.