Finding the Fourth Proportional to 236,174.09, 354,330.14 and 76,246.26
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Solution
The fourth proportional to 236,174.09, 354,330.14 and 76,246.26 is: 114,391.67
Step by Step Solution
- Step 1: Write the proportion equation
236,174.09 : 354,330.14 = 76,246.26 : x - Step 2: Convert to fraction form
236,174.09/354,330.14 = 76,246.26/x - Step 3: Cross multiply
236,174.09x = 354,330.14 × 76,246.26 - Step 4: Simplify right side
236,174.09x = 27,016,347,599.05 - Step 5: Solve for x
x = 27,016,347,599.05/236,174.09 - Step 6: Final answer
x = 114,391.67
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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.