Finding the Fourth Proportional to 173,838.20, 260,757.30 and 144,313.70
Calculator
Solution
The fourth proportional to 173,838.20, 260,757.30 and 144,313.70 is: 216,470.55
Step by Step Solution
- Step 1: Write the proportion equation
173,838.20 : 260,757.30 = 144,313.70 : x - Step 2: Convert to fraction form
173,838.20/260,757.30 = 144,313.70/x - Step 3: Cross multiply
173,838.20x = 260,757.30 × 144,313.70 - Step 4: Simplify right side
173,838.20x = 37,630,850,765.01 - Step 5: Solve for x
x = 37,630,850,765.01/173,838.20 - Step 6: Final answer
x = 216,470.55
Related Problems
Find fourth proportional to 86,919.10, 130,378.65 and 72,156.85
Half scale
Find fourth proportional to 347,676.40, 521,514.60 and 288,627.40
Double scale
Find fourth proportional to 173,839.20, 260,758.80 and 144,314.70
Similar ratio
Find fourth proportional to 260,757.30, 391,135.95 and 216,470.55
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.