Finding the Fourth Proportional to 248,779.70, 343,316.08 and 141,349.88
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Solution
The fourth proportional to 248,779.70, 343,316.08 and 141,349.88 is: 195,062.88
Step by Step Solution
- Step 1: Write the proportion equation
248,779.70 : 343,316.08 = 141,349.88 : x - Step 2: Convert to fraction form
248,779.70/343,316.08 = 141,349.88/x - Step 3: Cross multiply
248,779.70x = 343,316.08 × 141,349.88 - Step 4: Simplify right side
248,779.70x = 48,527,684,993.49 - Step 5: Solve for x
x = 48,527,684,993.49/248,779.70 - Step 6: Final answer
x = 195,062.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.