Finding the Fourth Proportional to 199,713.84, 275,604.84 and 110,289.84
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Solution
The fourth proportional to 199,713.84, 275,604.84 and 110,289.84 is: 152,199.84
Step by Step Solution
- Step 1: Write the proportion equation
199,713.84 : 275,604.84 = 110,289.84 : x - Step 2: Convert to fraction form
199,713.84/275,604.84 = 110,289.84/x - Step 3: Cross multiply
199,713.84x = 275,604.84 × 110,289.84 - Step 4: Simplify right side
199,713.84x = 30,396,413,706.83 - Step 5: Solve for x
x = 30,396,413,706.83/199,713.84 - Step 6: Final answer
x = 152,199.84
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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.