Finding the Fourth Proportional to 193,971.63, 290,977.70 and 53,730.26
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Solution
The fourth proportional to 193,971.63, 290,977.70 and 53,730.26 is: 80,600.99
Step by Step Solution
- Step 1: Write the proportion equation
193,971.63 : 290,977.70 = 53,730.26 : x - Step 2: Convert to fraction form
193,971.63/290,977.70 = 53,730.26/x - Step 3: Cross multiply
193,971.63x = 290,977.70 × 53,730.26 - Step 4: Simplify right side
193,971.63x = 15,634,305,751.66 - Step 5: Solve for x
x = 15,634,305,751.66/193,971.63 - Step 6: Final answer
x = 80,600.99
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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.