Finding the Fourth Proportional to 132,247.21, 182,568.36 and 83,898.52
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Solution
The fourth proportional to 132,247.21, 182,568.36 and 83,898.52 is: 115,822.60
Step by Step Solution
- Step 1: Write the proportion equation
132,247.21 : 182,568.36 = 83,898.52 : x - Step 2: Convert to fraction form
132,247.21/182,568.36 = 83,898.52/x - Step 3: Cross multiply
132,247.21x = 182,568.36 × 83,898.52 - Step 4: Simplify right side
132,247.21x = 15,317,214,993.08 - Step 5: Solve for x
x = 15,317,214,993.08/132,247.21 - Step 6: Final answer
x = 115,822.60
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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.