Finding the Fourth Proportional to 199,799.40, 275,161.86 and 195,444.84
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Solution
The fourth proportional to 199,799.40, 275,161.86 and 195,444.84 is: 269,164.80
Step by Step Solution
- Step 1: Write the proportion equation
199,799.40 : 275,161.86 = 195,444.84 : x - Step 2: Convert to fraction form
199,799.40/275,161.86 = 195,444.84/x - Step 3: Cross multiply
199,799.40x = 275,161.86 × 195,444.84 - Step 4: Simplify right side
199,799.40x = 53,778,965,701.80 - Step 5: Solve for x
x = 53,778,965,701.80/199,799.40 - Step 6: Final answer
x = 269,164.80
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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.