Finding the Fourth Proportional to 195,042.06, 292,574.03 and 54,789.75
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Solution
The fourth proportional to 195,042.06, 292,574.03 and 54,789.75 is: 82,187.70
Step by Step Solution
- Step 1: Write the proportion equation
195,042.06 : 292,574.03 = 54,789.75 : x - Step 2: Convert to fraction form
195,042.06/292,574.03 = 54,789.75/x - Step 3: Cross multiply
195,042.06x = 292,574.03 × 54,789.75 - Step 4: Simplify right side
195,042.06x = 16,030,057,686.24 - Step 5: Solve for x
x = 16,030,057,686.24/195,042.06 - Step 6: Final answer
x = 82,187.70
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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.