Finding the Third Proportional to 99,777.75 and 157,965.75
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Solution
The third proportional to 99,777.75 and 157,965.75 is: 250,087.60
Step by Step Solution
- Step 1: Write the proportion equation
99,777.75 : 157,965.75 = 157,965.75 : x - Step 2: Convert to fraction form
99,777.75/157,965.75 = 157,965.75/x - Step 3: Cross multiply
99,777.75x = 157,965.75 × 157,965.75 - Step 4: Simplify right side
99,777.75x = 24,953,178,173.06 - Step 5: Solve for x
x = 24,953,178,173.06/99,777.75 - Step 6: Final answer
x = 250,087.60
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These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.