Finding the Fourth Proportional to 173,847.70, 260,771.55 and 156,351.70
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Solution
The fourth proportional to 173,847.70, 260,771.55 and 156,351.70 is: 234,527.55
Step by Step Solution
- Step 1: Write the proportion equation
173,847.70 : 260,771.55 = 156,351.70 : x - Step 2: Convert to fraction form
173,847.70/260,771.55 = 156,351.70/x - Step 3: Cross multiply
173,847.70x = 260,771.55 × 156,351.70 - Step 4: Simplify right side
173,847.70x = 40,772,075,154.14 - Step 5: Solve for x
x = 40,772,075,154.14/173,847.70 - Step 6: Final answer
x = 234,527.55
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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.