Finding the Third Proportional to 129,307.13 and 201,159.75
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Solution
The third proportional to 129,307.13 and 201,159.75 is: 312,939.02
Step by Step Solution
- Step 1: Write the proportion equation
129,307.13 : 201,159.75 = 201,159.75 : x - Step 2: Convert to fraction form
129,307.13/201,159.75 = 201,159.75/x - Step 3: Cross multiply
129,307.13x = 201,159.75 × 201,159.75 - Step 4: Simplify right side
129,307.13x = 40,465,245,020.06 - Step 5: Solve for x
x = 40,465,245,020.06/129,307.13 - Step 6: Final answer
x = 312,939.02
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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.