Finding the Fourth Proportional to 214,902.71, 322,487.00 and 124,987.62
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Solution
The fourth proportional to 214,902.71, 322,487.00 and 124,987.62 is: 187,558.75
Step by Step Solution
- Step 1: Write the proportion equation
214,902.71 : 322,487.00 = 124,987.62 : x - Step 2: Convert to fraction form
214,902.71/322,487.00 = 124,987.62/x - Step 3: Cross multiply
214,902.71x = 322,487.00 × 124,987.62 - Step 4: Simplify right side
214,902.71x = 40,306,883,664.03 - Step 5: Solve for x
x = 40,306,883,664.03/214,902.71 - Step 6: Final answer
x = 187,558.75
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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.