Finding the Fourth Proportional to 197,037.80, 271,697.12 and 133,264.88
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Solution
The fourth proportional to 197,037.80, 271,697.12 and 133,264.88 is: 183,760.09
Step by Step Solution
- Step 1: Write the proportion equation
197,037.80 : 271,697.12 = 133,264.88 : x - Step 2: Convert to fraction form
197,037.80/271,697.12 = 133,264.88/x - Step 3: Cross multiply
197,037.80x = 271,697.12 × 133,264.88 - Step 4: Simplify right side
197,037.80x = 36,207,684,093.15 - Step 5: Solve for x
x = 36,207,684,093.15/197,037.80 - Step 6: Final answer
x = 183,760.09
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1.5x scale
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.