Finding the Third Proportional to 135,720.56 and 199,634.63
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Solution
The third proportional to 135,720.56 and 199,634.63 is: 293,647.35
Step by Step Solution
- Step 1: Write the proportion equation
135,720.56 : 199,634.63 = 199,634.63 : x - Step 2: Convert to fraction form
135,720.56/199,634.63 = 199,634.63/x - Step 3: Cross multiply
135,720.56x = 199,634.63 × 199,634.63 - Step 4: Simplify right side
135,720.56x = 39,853,983,498.89 - Step 5: Solve for x
x = 39,853,983,498.89/135,720.56 - Step 6: Final answer
x = 293,647.35
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.