Finding the Third Proportional to 103,665.75 and 217,773.75
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Solution
The third proportional to 103,665.75 and 217,773.75 is: 457,483.85
Step by Step Solution
- Step 1: Write the proportion equation
103,665.75 : 217,773.75 = 217,773.75 : x - Step 2: Convert to fraction form
103,665.75/217,773.75 = 217,773.75/x - Step 3: Cross multiply
103,665.75x = 217,773.75 × 217,773.75 - Step 4: Simplify right side
103,665.75x = 47,425,406,189.06 - Step 5: Solve for x
x = 47,425,406,189.06/103,665.75 - Step 6: Final answer
x = 457,483.85
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These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.