Finding the Fourth Proportional to 135,131.06, 202,701.42 and 46,383.96
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Solution
The fourth proportional to 135,131.06, 202,701.42 and 46,383.96 is: 69,577.60
Step by Step Solution
- Step 1: Write the proportion equation
135,131.06 : 202,701.42 = 46,383.96 : x - Step 2: Convert to fraction form
135,131.06/202,701.42 = 46,383.96/x - Step 3: Cross multiply
135,131.06x = 202,701.42 × 46,383.96 - Step 4: Simplify right side
135,131.06x = 9,402,094,557.22 - Step 5: Solve for x
x = 9,402,094,557.22/135,131.06 - Step 6: Final answer
x = 69,577.60
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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.