Finding the Fourth Proportional to 186,189.26, 279,284.43 and 51,255.09
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Solution
The fourth proportional to 186,189.26, 279,284.43 and 51,255.09 is: 76,882.79
Step by Step Solution
- Step 1: Write the proportion equation
186,189.26 : 279,284.43 = 51,255.09 : x - Step 2: Convert to fraction form
186,189.26/279,284.43 = 51,255.09/x - Step 3: Cross multiply
186,189.26x = 279,284.43 × 51,255.09 - Step 4: Simplify right side
186,189.26x = 14,314,748,595.25 - Step 5: Solve for x
x = 14,314,748,595.25/186,189.26 - Step 6: Final answer
x = 76,882.79
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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.