Finding the Third Proportional to 129,867.75 and 278,214.75
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Solution
The third proportional to 129,867.75 and 278,214.75 is: 596,017.46
Step by Step Solution
- Step 1: Write the proportion equation
129,867.75 : 278,214.75 = 278,214.75 : x - Step 2: Convert to fraction form
129,867.75/278,214.75 = 278,214.75/x - Step 3: Cross multiply
129,867.75x = 278,214.75 × 278,214.75 - Step 4: Simplify right side
129,867.75x = 77,403,447,117.56 - Step 5: Solve for x
x = 77,403,447,117.56/129,867.75 - Step 6: Final answer
x = 596,017.46
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.