Finding the Fourth Proportional to 194,655.52, 291,968.70 and 54,425.08
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Solution
The fourth proportional to 194,655.52, 291,968.70 and 54,425.08 is: 81,633.54
Step by Step Solution
- Step 1: Write the proportion equation
194,655.52 : 291,968.70 = 54,425.08 : x - Step 2: Convert to fraction form
194,655.52/291,968.70 = 54,425.08/x - Step 3: Cross multiply
194,655.52x = 291,968.70 × 54,425.08 - Step 4: Simplify right side
194,655.52x = 15,890,419,855.00 - Step 5: Solve for x
x = 15,890,419,855.00/194,655.52 - Step 6: Final answer
x = 81,633.54
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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.