Finding the Fourth Proportional to 206,588.86, 310,014.35 and 88,261.09
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Solution
The fourth proportional to 206,588.86, 310,014.35 and 88,261.09 is: 132,447.63
Step by Step Solution
- Step 1: Write the proportion equation
206,588.86 : 310,014.35 = 88,261.09 : x - Step 2: Convert to fraction form
206,588.86/310,014.35 = 88,261.09/x - Step 3: Cross multiply
206,588.86x = 310,014.35 × 88,261.09 - Step 4: Simplify right side
206,588.86x = 27,362,204,446.64 - Step 5: Solve for x
x = 27,362,204,446.64/206,588.86 - Step 6: Final answer
x = 132,447.63
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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.