Finding the Third Proportional to 72,622.13 and 149,253.75
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Solution
The third proportional to 72,622.13 and 149,253.75 is: 306,747.87
Step by Step Solution
- Step 1: Write the proportion equation
72,622.13 : 149,253.75 = 149,253.75 : x - Step 2: Convert to fraction form
72,622.13/149,253.75 = 149,253.75/x - Step 3: Cross multiply
72,622.13x = 149,253.75 × 149,253.75 - Step 4: Simplify right side
72,622.13x = 22,276,681,889.06 - Step 5: Solve for x
x = 22,276,681,889.06/72,622.13 - Step 6: Final answer
x = 306,747.87
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Why These Related Problems?
These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.