Finding the Fourth Proportional to 187,231.91, 280,789.55 and 62,543.75
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Solution
The fourth proportional to 187,231.91, 280,789.55 and 62,543.75 is: 93,796.14
Step by Step Solution
- Step 1: Write the proportion equation
187,231.91 : 280,789.55 = 62,543.75 : x - Step 2: Convert to fraction form
187,231.91/280,789.55 = 62,543.75/x - Step 3: Cross multiply
187,231.91x = 280,789.55 × 62,543.75 - Step 4: Simplify right side
187,231.91x = 17,561,631,105.09 - Step 5: Solve for x
x = 17,561,631,105.09/187,231.91 - Step 6: Final answer
x = 93,796.14
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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.