Finding the Third Proportional to 161,457.75 and 251,997.75
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Solution
The third proportional to 161,457.75 and 251,997.75 is: 393,309.49
Step by Step Solution
- Step 1: Write the proportion equation
161,457.75 : 251,997.75 = 251,997.75 : x - Step 2: Convert to fraction form
161,457.75/251,997.75 = 251,997.75/x - Step 3: Cross multiply
161,457.75x = 251,997.75 × 251,997.75 - Step 4: Simplify right side
161,457.75x = 63,502,866,005.06 - Step 5: Solve for x
x = 63,502,866,005.06/161,457.75 - Step 6: Final answer
x = 393,309.49
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.