Finding the Fourth Proportional to 197,714.10, 295,987.95 and 186,179.70
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Solution
The fourth proportional to 197,714.10, 295,987.95 and 186,179.70 is: 278,720.37
Step by Step Solution
- Step 1: Write the proportion equation
197,714.10 : 295,987.95 = 186,179.70 : x - Step 2: Convert to fraction form
197,714.10/295,987.95 = 186,179.70/x - Step 3: Cross multiply
197,714.10x = 295,987.95 × 186,179.70 - Step 4: Simplify right side
197,714.10x = 55,106,947,734.62 - Step 5: Solve for x
x = 55,106,947,734.62/197,714.10 - Step 6: Final answer
x = 278,720.37
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1.5x scale
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.