Finding the Fourth Proportional to 134,814.70, 202,193.70 and 68,192.20
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Solution
The fourth proportional to 134,814.70, 202,193.70 and 68,192.20 is: 102,273.96
Step by Step Solution
- Step 1: Write the proportion equation
134,814.70 : 202,193.70 = 68,192.20 : x - Step 2: Convert to fraction form
134,814.70/202,193.70 = 68,192.20/x - Step 3: Cross multiply
134,814.70x = 202,193.70 × 68,192.20 - Step 4: Simplify right side
134,814.70x = 13,788,033,229.14 - Step 5: Solve for x
x = 13,788,033,229.14/134,814.70 - Step 6: Final answer
x = 102,273.96
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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.