Finding the Fourth Proportional to 252,136.41, 378,232.30 and 125,808.46
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Solution
The fourth proportional to 252,136.41, 378,232.30 and 125,808.46 is: 188,726.50
Step by Step Solution
- Step 1: Write the proportion equation
252,136.41 : 378,232.30 = 125,808.46 : x - Step 2: Convert to fraction form
252,136.41/378,232.30 = 125,808.46/x - Step 3: Cross multiply
252,136.41x = 378,232.30 × 125,808.46 - Step 4: Simplify right side
252,136.41x = 47,584,822,239.68 - Step 5: Solve for x
x = 47,584,822,239.68/252,136.41 - Step 6: Final answer
x = 188,726.50
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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.