Finding the Fourth Proportional to 197,129.80, 295,257.30 and 170,885.80
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Solution
The fourth proportional to 197,129.80, 295,257.30 and 170,885.80 is: 255,949.53
Step by Step Solution
- Step 1: Write the proportion equation
197,129.80 : 295,257.30 = 170,885.80 : x - Step 2: Convert to fraction form
197,129.80/295,257.30 = 170,885.80/x - Step 3: Cross multiply
197,129.80x = 295,257.30 × 170,885.80 - Step 4: Simplify right side
197,129.80x = 50,455,279,916.34 - Step 5: Solve for x
x = 50,455,279,916.34/197,129.80 - Step 6: Final answer
x = 255,949.53
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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.