Finding the Third Proportional to 77,064 and 168,240
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Solution
The third proportional to 77,064 and 168,240 is: 367,288.20
Step by Step Solution
- Step 1: Write the proportion equation
77,064 : 168,240 = 168,240 : x - Step 2: Convert to fraction form
77,064/168,240 = 168,240/x - Step 3: Cross multiply
77,064x = 168,240 × 168,240 - Step 4: Simplify right side
77,064x = 28,304,697,600 - Step 5: Solve for x
x = 28,304,697,600/77,064 - Step 6: Final answer
x = 367,288.20
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.