Finding the Fourth Proportional to 206,586.86, 310,011.35 and 88,259.09
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Solution
The fourth proportional to 206,586.86, 310,011.35 and 88,259.09 is: 132,444.62
Step by Step Solution
- Step 1: Write the proportion equation
206,586.86 : 310,011.35 = 88,259.09 : x - Step 2: Convert to fraction form
206,586.86/310,011.35 = 88,259.09/x - Step 3: Cross multiply
206,586.86x = 310,011.35 × 88,259.09 - Step 4: Simplify right side
206,586.86x = 27,361,317,649.32 - Step 5: Solve for x
x = 27,361,317,649.32/206,586.86 - Step 6: Final answer
x = 132,444.62
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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.