Finding the Fourth Proportional to 195,791.98, 293,388.98 and 145,629.48
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Solution
The fourth proportional to 195,791.98, 293,388.98 and 145,629.48 is: 218,221.83
Step by Step Solution
- Step 1: Write the proportion equation
195,791.98 : 293,388.98 = 145,629.48 : x - Step 2: Convert to fraction form
195,791.98/293,388.98 = 145,629.48/x - Step 3: Cross multiply
195,791.98x = 293,388.98 × 145,629.48 - Step 4: Simplify right side
195,791.98x = 42,726,084,595.13 - Step 5: Solve for x
x = 42,726,084,595.13/195,791.98 - Step 6: Final answer
x = 218,221.83
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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.