Finding the Fourth Proportional to 186,615.26, 257,535.68 and 106,046.18
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Solution
The fourth proportional to 186,615.26, 257,535.68 and 106,046.18 is: 146,347.49
Step by Step Solution
- Step 1: Write the proportion equation
186,615.26 : 257,535.68 = 106,046.18 : x - Step 2: Convert to fraction form
186,615.26/257,535.68 = 106,046.18/x - Step 3: Cross multiply
186,615.26x = 257,535.68 × 106,046.18 - Step 4: Simplify right side
186,615.26x = 27,310,675,077.70 - Step 5: Solve for x
x = 27,310,675,077.70/186,615.26 - Step 6: Final answer
x = 146,347.49
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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.