Finding the Fourth Proportional to 168,685.20, 252,865.80 and 97,534.80
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Solution
The fourth proportional to 168,685.20, 252,865.80 and 97,534.80 is: 146,208.53
Step by Step Solution
- Step 1: Write the proportion equation
168,685.20 : 252,865.80 = 97,534.80 : x - Step 2: Convert to fraction form
168,685.20/252,865.80 = 97,534.80/x - Step 3: Cross multiply
168,685.20x = 252,865.80 × 97,534.80 - Step 4: Simplify right side
168,685.20x = 24,663,215,229.84 - Step 5: Solve for x
x = 24,663,215,229.84/168,685.20 - Step 6: Final answer
x = 146,208.53
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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.