Finding the Fourth Proportional to 95,917.21, 143,917.26 and 51,492.08
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Solution
The fourth proportional to 95,917.21, 143,917.26 and 51,492.08 is: 77,260.37
Step by Step Solution
- Step 1: Write the proportion equation
95,917.21 : 143,917.26 = 51,492.08 : x - Step 2: Convert to fraction form
95,917.21/143,917.26 = 51,492.08/x - Step 3: Cross multiply
95,917.21x = 143,917.26 × 51,492.08 - Step 4: Simplify right side
95,917.21x = 7,410,599,065.30 - Step 5: Solve for x
x = 7,410,599,065.30/95,917.21 - Step 6: Final answer
x = 77,260.37
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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.