Finding the Fourth Proportional to 171,684.21, 236,919.84 and 95,202.08
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Solution
The fourth proportional to 171,684.21, 236,919.84 and 95,202.08 is: 131,376.45
Step by Step Solution
- Step 1: Write the proportion equation
171,684.21 : 236,919.84 = 95,202.08 : x - Step 2: Convert to fraction form
171,684.21/236,919.84 = 95,202.08/x - Step 3: Cross multiply
171,684.21x = 236,919.84 × 95,202.08 - Step 4: Simplify right side
171,684.21x = 22,555,262,240.78 - Step 5: Solve for x
x = 22,555,262,240.78/171,684.21 - Step 6: Final answer
x = 131,376.45
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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.