Finding the Fourth Proportional to 194,176.36, 291,167.12 and 113,149.63
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Solution
The fourth proportional to 194,176.36, 291,167.12 and 113,149.63 is: 169,667.67
Step by Step Solution
- Step 1: Write the proportion equation
194,176.36 : 291,167.12 = 113,149.63 : x - Step 2: Convert to fraction form
194,176.36/291,167.12 = 113,149.63/x - Step 3: Cross multiply
194,176.36x = 291,167.12 × 113,149.63 - Step 4: Simplify right side
194,176.36x = 32,945,450,440.33 - Step 5: Solve for x
x = 32,945,450,440.33/194,176.36 - Step 6: Final answer
x = 169,667.67
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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.