Finding the Fourth Proportional to 190,858.62, 263,364.71 and 110,311.71
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Solution
The fourth proportional to 190,858.62, 263,364.71 and 110,311.71 is: 152,218.50
Step by Step Solution
- Step 1: Write the proportion equation
190,858.62 : 263,364.71 = 110,311.71 : x - Step 2: Convert to fraction form
190,858.62/263,364.71 = 110,311.71/x - Step 3: Cross multiply
190,858.62x = 263,364.71 × 110,311.71 - Step 4: Simplify right side
190,858.62x = 29,052,211,628.59 - Step 5: Solve for x
x = 29,052,211,628.59/190,858.62 - Step 6: Final answer
x = 152,218.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.