Finding the Third Proportional to 135,729 and 211,349.50
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Solution
The third proportional to 135,729 and 211,349.50 is: 329,101.45
Step by Step Solution
- Step 1: Write the proportion equation
135,729 : 211,349.50 = 211,349.50 : x - Step 2: Convert to fraction form
135,729/211,349.50 = 211,349.50/x - Step 3: Cross multiply
135,729x = 211,349.50 × 211,349.50 - Step 4: Simplify right side
135,729x = 44,668,611,150.25 - Step 5: Solve for x
x = 44,668,611,150.25/135,729 - Step 6: Final answer
x = 329,101.45
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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.