Finding the Fourth Proportional to 248,973.88, 343,588.62 and 135,800.68
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Solution
The fourth proportional to 248,973.88, 343,588.62 and 135,800.68 is: 187,407.48
Step by Step Solution
- Step 1: Write the proportion equation
248,973.88 : 343,588.62 = 135,800.68 : x - Step 2: Convert to fraction form
248,973.88/343,588.62 = 135,800.68/x - Step 3: Cross multiply
248,973.88x = 343,588.62 × 135,800.68 - Step 4: Simplify right side
248,973.88x = 46,659,568,236.26 - Step 5: Solve for x
x = 46,659,568,236.26/248,973.88 - Step 6: Final answer
x = 187,407.48
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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.