Finding the Fourth Proportional to 186,984.93, 280,310.67 and 68,628.81
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Solution
The fourth proportional to 186,984.93, 280,310.67 and 68,628.81 is: 102,882.02
Step by Step Solution
- Step 1: Write the proportion equation
186,984.93 : 280,310.67 = 68,628.81 : x - Step 2: Convert to fraction form
186,984.93/280,310.67 = 68,628.81/x - Step 3: Cross multiply
186,984.93x = 280,310.67 × 68,628.81 - Step 4: Simplify right side
186,984.93x = 19,237,387,712.40 - Step 5: Solve for x
x = 19,237,387,712.40/186,984.93 - Step 6: Final answer
x = 102,882.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.