Finding the Fourth Proportional to 195,523.70, 292,634.60 and 147,876.26
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Solution
The fourth proportional to 195,523.70, 292,634.60 and 147,876.26 is: 221,322.07
Step by Step Solution
- Step 1: Write the proportion equation
195,523.70 : 292,634.60 = 147,876.26 : x - Step 2: Convert to fraction form
195,523.70/292,634.60 = 147,876.26/x - Step 3: Cross multiply
195,523.70x = 292,634.60 × 147,876.26 - Step 4: Simplify right side
195,523.70x = 43,273,707,992.04 - Step 5: Solve for x
x = 43,273,707,992.04/195,523.70 - Step 6: Final answer
x = 221,322.07
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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.