Finding the Fourth Proportional to 170,623.94, 255,975.96 and 58,305.09
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Solution
The fourth proportional to 170,623.94, 255,975.96 and 58,305.09 is: 87,471.32
Step by Step Solution
- Step 1: Write the proportion equation
170,623.94 : 255,975.96 = 58,305.09 : x - Step 2: Convert to fraction form
170,623.94/255,975.96 = 58,305.09/x - Step 3: Cross multiply
170,623.94x = 255,975.96 × 58,305.09 - Step 4: Simplify right side
170,623.94x = 14,924,701,385.64 - Step 5: Solve for x
x = 14,924,701,385.64/170,623.94 - Step 6: Final answer
x = 87,471.32
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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.