Finding the Fourth Proportional to 199,852.75, 275,796.84 and 110,428.75
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Solution
The fourth proportional to 199,852.75, 275,796.84 and 110,428.75 is: 152,391.70
Step by Step Solution
- Step 1: Write the proportion equation
199,852.75 : 275,796.84 = 110,428.75 : x - Step 2: Convert to fraction form
199,852.75/275,796.84 = 110,428.75/x - Step 3: Cross multiply
199,852.75x = 275,796.84 × 110,428.75 - Step 4: Simplify right side
199,852.75x = 30,455,900,295.15 - Step 5: Solve for x
x = 30,455,900,295.15/199,852.75 - Step 6: Final answer
x = 152,391.70
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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.