Finding the Fourth Proportional to 186,249.92, 257,042.84 and 114,671.84
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Solution
The fourth proportional to 186,249.92, 257,042.84 and 114,671.84 is: 158,258.19
Step by Step Solution
- Step 1: Write the proportion equation
186,249.92 : 257,042.84 = 114,671.84 : x - Step 2: Convert to fraction form
186,249.92/257,042.84 = 114,671.84/x - Step 3: Cross multiply
186,249.92x = 257,042.84 × 114,671.84 - Step 4: Simplify right side
186,249.92x = 29,475,573,563.05 - Step 5: Solve for x
x = 29,475,573,563.05/186,249.92 - Step 6: Final answer
x = 158,258.19
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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.