Finding the Fourth Proportional to 167,318.71, 250,959.70 and 48,991.21
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Solution
The fourth proportional to 167,318.71, 250,959.70 and 48,991.21 is: 73,481.44
Step by Step Solution
- Step 1: Write the proportion equation
167,318.71 : 250,959.70 = 48,991.21 : x - Step 2: Convert to fraction form
167,318.71/250,959.70 = 48,991.21/x - Step 3: Cross multiply
167,318.71x = 250,959.70 × 48,991.21 - Step 4: Simplify right side
167,318.71x = 12,294,819,364.24 - Step 5: Solve for x
x = 12,294,819,364.24/167,318.71 - Step 6: Final answer
x = 73,481.44
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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.