Finding the Third Proportional to 77,534 and 122,973
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Solution
The third proportional to 77,534 and 122,973 is: 195,041.64
Step by Step Solution
- Step 1: Write the proportion equation
77,534 : 122,973 = 122,973 : x - Step 2: Convert to fraction form
77,534/122,973 = 122,973/x - Step 3: Cross multiply
77,534x = 122,973 × 122,973 - Step 4: Simplify right side
77,534x = 15,122,358,729 - Step 5: Solve for x
x = 15,122,358,729/77,534 - Step 6: Final answer
x = 195,041.64
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Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.