Finding the Fourth Proportional to 134,861.66, 202,302.43 and 38,794.99
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Solution
The fourth proportional to 134,861.66, 202,302.43 and 38,794.99 is: 58,195.34
Step by Step Solution
- Step 1: Write the proportion equation
134,861.66 : 202,302.43 = 38,794.99 : x - Step 2: Convert to fraction form
134,861.66/202,302.43 = 38,794.99/x - Step 3: Cross multiply
134,861.66x = 202,302.43 × 38,794.99 - Step 4: Simplify right side
134,861.66x = 7,848,320,748.83 - Step 5: Solve for x
x = 7,848,320,748.83/134,861.66 - Step 6: Final answer
x = 58,195.34
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1.5x scale
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.