Finding the Fourth Proportional to 77,052.24, 115,594.20 and 34,912.08
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Solution
The fourth proportional to 77,052.24, 115,594.20 and 34,912.08 is: 52,375.30
Step by Step Solution
- Step 1: Write the proportion equation
77,052.24 : 115,594.20 = 34,912.08 : x - Step 2: Convert to fraction form
77,052.24/115,594.20 = 34,912.08/x - Step 3: Cross multiply
77,052.24x = 115,594.20 × 34,912.08 - Step 4: Simplify right side
77,052.24x = 4,035,633,957.94 - Step 5: Solve for x
x = 4,035,633,957.94/77,052.24 - Step 6: Final answer
x = 52,375.30
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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.