Finding the Fourth Proportional to 234,173.40, 351,296.68 and 76,365.15
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Solution
The fourth proportional to 234,173.40, 351,296.68 and 76,365.15 is: 114,559.65
Step by Step Solution
- Step 1: Write the proportion equation
234,173.40 : 351,296.68 = 76,365.15 : x - Step 2: Convert to fraction form
234,173.40/351,296.68 = 76,365.15/x - Step 3: Cross multiply
234,173.40x = 351,296.68 × 76,365.15 - Step 4: Simplify right side
234,173.40x = 26,826,823,662.70 - Step 5: Solve for x
x = 26,826,823,662.70/234,173.40 - Step 6: Final answer
x = 114,559.65
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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.