Finding the Fourth Proportional to 211,186.94, 291,204.36 and 134,584.62
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Solution
The fourth proportional to 211,186.94, 291,204.36 and 134,584.62 is: 185,577.90
Step by Step Solution
- Step 1: Write the proportion equation
211,186.94 : 291,204.36 = 134,584.62 : x - Step 2: Convert to fraction form
211,186.94/291,204.36 = 134,584.62/x - Step 3: Cross multiply
211,186.94x = 291,204.36 × 134,584.62 - Step 4: Simplify right side
211,186.94x = 39,191,628,132.94 - Step 5: Solve for x
x = 39,191,628,132.94/211,186.94 - Step 6: Final answer
x = 185,577.90
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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.