Finding the Fourth Proportional to 173,412.80, 260,119.20 and 61,219.70
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Solution
The fourth proportional to 173,412.80, 260,119.20 and 61,219.70 is: 91,829.55
Step by Step Solution
- Step 1: Write the proportion equation
173,412.80 : 260,119.20 = 61,219.70 : x - Step 2: Convert to fraction form
173,412.80/260,119.20 = 61,219.70/x - Step 3: Cross multiply
173,412.80x = 260,119.20 × 61,219.70 - Step 4: Simplify right side
173,412.80x = 15,924,419,388.24 - Step 5: Solve for x
x = 15,924,419,388.24/173,412.80 - Step 6: Final answer
x = 91,829.55
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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.