Finding the Fourth Proportional to 194,316.98, 291,475.46 and 75,905.28
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Solution
The fourth proportional to 194,316.98, 291,475.46 and 75,905.28 is: 113,857.92
Step by Step Solution
- Step 1: Write the proportion equation
194,316.98 : 291,475.46 = 75,905.28 : x - Step 2: Convert to fraction form
194,316.98/291,475.46 = 75,905.28/x - Step 3: Cross multiply
194,316.98x = 291,475.46 × 75,905.28 - Step 4: Simplify right side
194,316.98x = 22,124,526,594.19 - Step 5: Solve for x
x = 22,124,526,594.19/194,316.98 - Step 6: Final answer
x = 113,857.92
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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.