Finding the Third Proportional to 70,047.50 and 149,935.75
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Solution
The third proportional to 70,047.50 and 149,935.75 is: 320,935.50
Step by Step Solution
- Step 1: Write the proportion equation
70,047.50 : 149,935.75 = 149,935.75 : x - Step 2: Convert to fraction form
70,047.50/149,935.75 = 149,935.75/x - Step 3: Cross multiply
70,047.50x = 149,935.75 × 149,935.75 - Step 4: Simplify right side
70,047.50x = 22,480,729,128.06 - Step 5: Solve for x
x = 22,480,729,128.06/70,047.50 - Step 6: Final answer
x = 320,935.50
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.