Finding the Fourth Proportional to 173,799.30, 260,785.35 and 68,621.70
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Solution
The fourth proportional to 173,799.30, 260,785.35 and 68,621.70 is: 102,966.66
Step by Step Solution
- Step 1: Write the proportion equation
173,799.30 : 260,785.35 = 68,621.70 : x - Step 2: Convert to fraction form
173,799.30/260,785.35 = 68,621.70/x - Step 3: Cross multiply
173,799.30x = 260,785.35 × 68,621.70 - Step 4: Simplify right side
173,799.30x = 17,895,534,052.10 - Step 5: Solve for x
x = 17,895,534,052.10/173,799.30 - Step 6: Final answer
x = 102,966.66
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1.5x scale
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.