Finding the Fourth Proportional to 173,440.80, 260,161.20 and 110,455.20
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Solution
The fourth proportional to 173,440.80, 260,161.20 and 110,455.20 is: 165,682.80
Step by Step Solution
- Step 1: Write the proportion equation
173,440.80 : 260,161.20 = 110,455.20 : x - Step 2: Convert to fraction form
173,440.80/260,161.20 = 110,455.20/x - Step 3: Cross multiply
173,440.80x = 260,161.20 × 110,455.20 - Step 4: Simplify right side
173,440.80x = 28,736,157,378.24 - Step 5: Solve for x
x = 28,736,157,378.24/173,440.80 - Step 6: Final answer
x = 165,682.80
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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.