Finding the Fourth Proportional to 186,380.10, 257,207.49 and 101,497.10
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Solution
The fourth proportional to 186,380.10, 257,207.49 and 101,497.10 is: 140,067.60
Step by Step Solution
- Step 1: Write the proportion equation
186,380.10 : 257,207.49 = 101,497.10 : x - Step 2: Convert to fraction form
186,380.10/257,207.49 = 101,497.10/x - Step 3: Cross multiply
186,380.10x = 257,207.49 × 101,497.10 - Step 4: Simplify right side
186,380.10x = 26,105,813,047.24 - Step 5: Solve for x
x = 26,105,813,047.24/186,380.10 - Step 6: Final answer
x = 140,067.60
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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.