Finding the Fourth Proportional to 197,167.80, 295,751.70 and 134,959.80
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Solution
The fourth proportional to 197,167.80, 295,751.70 and 134,959.80 is: 202,439.70
Step by Step Solution
- Step 1: Write the proportion equation
197,167.80 : 295,751.70 = 134,959.80 : x - Step 2: Convert to fraction form
197,167.80/295,751.70 = 134,959.80/x - Step 3: Cross multiply
197,167.80x = 295,751.70 × 134,959.80 - Step 4: Simplify right side
197,167.80x = 39,914,590,281.66 - Step 5: Solve for x
x = 39,914,590,281.66/197,167.80 - Step 6: Final answer
x = 202,439.70
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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.