Finding the Fourth Proportional to 165,715.40, 248,380.26 and 94,687.79
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Solution
The fourth proportional to 165,715.40, 248,380.26 and 94,687.79 is: 141,921.50
Step by Step Solution
- Step 1: Write the proportion equation
165,715.40 : 248,380.26 = 94,687.79 : x - Step 2: Convert to fraction form
165,715.40/248,380.26 = 94,687.79/x - Step 3: Cross multiply
165,715.40x = 248,380.26 × 94,687.79 - Step 4: Simplify right side
165,715.40x = 23,518,577,699.18 - Step 5: Solve for x
x = 23,518,577,699.18/165,715.40 - Step 6: Final answer
x = 141,921.50
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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.