Finding the Fourth Proportional to 136,024.80, 204,037.20 and 122,246.70
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Solution
The fourth proportional to 136,024.80, 204,037.20 and 122,246.70 is: 183,370.05
Step by Step Solution
- Step 1: Write the proportion equation
136,024.80 : 204,037.20 = 122,246.70 : x - Step 2: Convert to fraction form
136,024.80/204,037.20 = 122,246.70/x - Step 3: Cross multiply
136,024.80x = 204,037.20 × 122,246.70 - Step 4: Simplify right side
136,024.80x = 24,942,874,377.24 - Step 5: Solve for x
x = 24,942,874,377.24/136,024.80 - Step 6: Final answer
x = 183,370.05
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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.