Finding the Third Proportional to 132,431.63 and 286,081.88
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Solution
The third proportional to 132,431.63 and 286,081.88 is: 618,000.72
Step by Step Solution
- Step 1: Write the proportion equation
132,431.63 : 286,081.88 = 286,081.88 : x - Step 2: Convert to fraction form
132,431.63/286,081.88 = 286,081.88/x - Step 3: Cross multiply
132,431.63x = 286,081.88 × 286,081.88 - Step 4: Simplify right side
132,431.63x = 81,842,839,203.52 - Step 5: Solve for x
x = 81,842,839,203.52/132,431.63 - Step 6: Final answer
x = 618,000.72
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.