Finding the Fourth Proportional to 248,743.11, 343,266.62 and 141,319.03
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Solution
The fourth proportional to 248,743.11, 343,266.62 and 141,319.03 is: 195,020.90
Step by Step Solution
- Step 1: Write the proportion equation
248,743.11 : 343,266.62 = 141,319.03 : x - Step 2: Convert to fraction form
248,743.11/343,266.62 = 141,319.03/x - Step 3: Cross multiply
248,743.11x = 343,266.62 × 141,319.03 - Step 4: Simplify right side
248,743.11x = 48,510,105,769.78 - Step 5: Solve for x
x = 48,510,105,769.78/248,743.11 - Step 6: Final answer
x = 195,020.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.