Finding the Fourth Proportional to 194,816.64, 292,241.60 and 68,445.84
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Solution
The fourth proportional to 194,816.64, 292,241.60 and 68,445.84 is: 102,674.61
Step by Step Solution
- Step 1: Write the proportion equation
194,816.64 : 292,241.60 = 68,445.84 : x - Step 2: Convert to fraction form
194,816.64/292,241.60 = 68,445.84/x - Step 3: Cross multiply
194,816.64x = 292,241.60 × 68,445.84 - Step 4: Simplify right side
194,816.64x = 20,002,721,794.94 - Step 5: Solve for x
x = 20,002,721,794.94/194,816.64 - Step 6: Final answer
x = 102,674.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.