Finding the Third Proportional to 129,813.75 and 196,449.75
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Solution
The third proportional to 129,813.75 and 196,449.75 is: 297,291.34
Step by Step Solution
- Step 1: Write the proportion equation
129,813.75 : 196,449.75 = 196,449.75 : x - Step 2: Convert to fraction form
129,813.75/196,449.75 = 196,449.75/x - Step 3: Cross multiply
129,813.75x = 196,449.75 × 196,449.75 - Step 4: Simplify right side
129,813.75x = 38,592,504,275.06 - Step 5: Solve for x
x = 38,592,504,275.06/129,813.75 - Step 6: Final answer
x = 297,291.34
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.