Finding the Fourth Proportional to 187,084.62, 280,451.97 and 68,724.18
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Solution
The fourth proportional to 187,084.62, 280,451.97 and 68,724.18 is: 103,022.00
Step by Step Solution
- Step 1: Write the proportion equation
187,084.62 : 280,451.97 = 68,724.18 : x - Step 2: Convert to fraction form
187,084.62/280,451.97 = 68,724.18/x - Step 3: Cross multiply
187,084.62x = 280,451.97 × 68,724.18 - Step 4: Simplify right side
187,084.62x = 19,273,831,667.63 - Step 5: Solve for x
x = 19,273,831,667.63/187,084.62 - Step 6: Final answer
x = 103,022.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.