Finding the Fourth Proportional to 186,764.88, 257,725.04 and 106,181.04
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Solution
The fourth proportional to 186,764.88, 257,725.04 and 106,181.04 is: 146,523.87
Step by Step Solution
- Step 1: Write the proportion equation
186,764.88 : 257,725.04 = 106,181.04 : x - Step 2: Convert to fraction form
186,764.88/257,725.04 = 106,181.04/x - Step 3: Cross multiply
186,764.88x = 257,725.04 × 106,181.04 - Step 4: Simplify right side
186,764.88x = 27,365,512,781.24 - Step 5: Solve for x
x = 27,365,512,781.24/186,764.88 - Step 6: Final answer
x = 146,523.87
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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.