Finding the Fourth Proportional to 192,433.06, 288,622.08 and 66,070.94
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Solution
The fourth proportional to 192,433.06, 288,622.08 and 66,070.94 is: 99,096.96
Step by Step Solution
- Step 1: Write the proportion equation
192,433.06 : 288,622.08 = 66,070.94 : x - Step 2: Convert to fraction form
192,433.06/288,622.08 = 66,070.94/x - Step 3: Cross multiply
192,433.06x = 288,622.08 × 66,070.94 - Step 4: Simplify right side
192,433.06x = 19,069,530,439.48 - Step 5: Solve for x
x = 19,069,530,439.48/192,433.06 - Step 6: Final answer
x = 99,096.96
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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.