Finding the Fourth Proportional to 198,267.36, 297,696.36 and 80,169.36
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Solution
The fourth proportional to 198,267.36, 297,696.36 and 80,169.36 is: 120,373.45
Step by Step Solution
- Step 1: Write the proportion equation
198,267.36 : 297,696.36 = 80,169.36 : x - Step 2: Convert to fraction form
198,267.36/297,696.36 = 80,169.36/x - Step 3: Cross multiply
198,267.36x = 297,696.36 × 80,169.36 - Step 4: Simplify right side
198,267.36x = 23,866,126,655.53 - Step 5: Solve for x
x = 23,866,126,655.53/198,267.36 - Step 6: Final answer
x = 120,373.45
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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.