Finding the Third Proportional to 135,462.38 and 210,948.75
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Solution
The third proportional to 135,462.38 and 210,948.75 is: 328,499.89
Step by Step Solution
- Step 1: Write the proportion equation
135,462.38 : 210,948.75 = 210,948.75 : x - Step 2: Convert to fraction form
135,462.38/210,948.75 = 210,948.75/x - Step 3: Cross multiply
135,462.38x = 210,948.75 × 210,948.75 - Step 4: Simplify right side
135,462.38x = 44,499,375,126.56 - Step 5: Solve for x
x = 44,499,375,126.56/135,462.38 - Step 6: Final answer
x = 328,499.89
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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.