Finding the Fourth Proportional to 173,664.10, 260,107.35 and 142,560.10
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Solution
The fourth proportional to 173,664.10, 260,107.35 and 142,560.10 is: 213,520.99
Step by Step Solution
- Step 1: Write the proportion equation
173,664.10 : 260,107.35 = 142,560.10 : x - Step 2: Convert to fraction form
173,664.10/260,107.35 = 142,560.10/x - Step 3: Cross multiply
173,664.10x = 260,107.35 × 142,560.10 - Step 4: Simplify right side
173,664.10x = 37,080,929,826.74 - Step 5: Solve for x
x = 37,080,929,826.74/173,664.10 - Step 6: Final answer
x = 213,520.99
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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.