Finding the Fourth Proportional to 170,427.30, 235,207.26 and 102,466.50
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Solution
The fourth proportional to 170,427.30, 235,207.26 and 102,466.50 is: 141,414.34
Step by Step Solution
- Step 1: Write the proportion equation
170,427.30 : 235,207.26 = 102,466.50 : x - Step 2: Convert to fraction form
170,427.30/235,207.26 = 102,466.50/x - Step 3: Cross multiply
170,427.30x = 235,207.26 × 102,466.50 - Step 4: Simplify right side
170,427.30x = 24,100,864,706.79 - Step 5: Solve for x
x = 24,100,864,706.79/170,427.30 - Step 6: Final answer
x = 141,414.34
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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.