Finding the Fourth Proportional to 186,446.19, 257,294.43 and 101,563.26
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Solution
The fourth proportional to 186,446.19, 257,294.43 and 101,563.26 is: 140,156.58
Step by Step Solution
- Step 1: Write the proportion equation
186,446.19 : 257,294.43 = 101,563.26 : x - Step 2: Convert to fraction form
186,446.19/257,294.43 = 101,563.26/x - Step 3: Cross multiply
186,446.19x = 257,294.43 × 101,563.26 - Step 4: Simplify right side
186,446.19x = 26,131,659,550.26 - Step 5: Solve for x
x = 26,131,659,550.26/186,446.19 - Step 6: Final answer
x = 140,156.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.