Finding the Fourth Proportional to 194,269.04, 291,170.04 and 81,905.84
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Solution
The fourth proportional to 194,269.04, 291,170.04 and 81,905.84 is: 122,760.31
Step by Step Solution
- Step 1: Write the proportion equation
194,269.04 : 291,170.04 = 81,905.84 : x - Step 2: Convert to fraction form
194,269.04/291,170.04 = 81,905.84/x - Step 3: Cross multiply
194,269.04x = 291,170.04 × 81,905.84 - Step 4: Simplify right side
194,269.04x = 23,848,526,709.03 - Step 5: Solve for x
x = 23,848,526,709.03/194,269.04 - Step 6: Final answer
x = 122,760.31
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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.