Finding the Third Proportional to 147,129.75 and 208,245.75
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Solution
The third proportional to 147,129.75 and 208,245.75 is: 294,748.63
Step by Step Solution
- Step 1: Write the proportion equation
147,129.75 : 208,245.75 = 208,245.75 : x - Step 2: Convert to fraction form
147,129.75/208,245.75 = 208,245.75/x - Step 3: Cross multiply
147,129.75x = 208,245.75 × 208,245.75 - Step 4: Simplify right side
147,129.75x = 43,366,292,393.06 - Step 5: Solve for x
x = 43,366,292,393.06/147,129.75 - Step 6: Final answer
x = 294,748.63
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These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.