Finding the Fourth Proportional to 193,460.09, 290,350.04 and 98,760.24
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Solution
The fourth proportional to 193,460.09, 290,350.04 and 98,760.24 is: 148,221.99
Step by Step Solution
- Step 1: Write the proportion equation
193,460.09 : 290,350.04 = 98,760.24 : x - Step 2: Convert to fraction form
193,460.09/290,350.04 = 98,760.24/x - Step 3: Cross multiply
193,460.09x = 290,350.04 × 98,760.24 - Step 4: Simplify right side
193,460.09x = 28,675,039,140.61 - Step 5: Solve for x
x = 28,675,039,140.61/193,460.09 - Step 6: Final answer
x = 148,221.99
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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.