Finding the Third Proportional to 57,989.67 and 135,491.48
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Solution
The third proportional to 57,989.67 and 135,491.48 is: 316,572.62
Step by Step Solution
- Step 1: Write the proportion equation
57,989.67 : 135,491.48 = 135,491.48 : x - Step 2: Convert to fraction form
57,989.67/135,491.48 = 135,491.48/x - Step 3: Cross multiply
57,989.67x = 135,491.48 × 135,491.48 - Step 4: Simplify right side
57,989.67x = 18,357,942,338.14 - Step 5: Solve for x
x = 18,357,942,338.14/57,989.67 - Step 6: Final answer
x = 316,572.62
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Why These Related Problems?
These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.