Finding the Fourth Proportional to 235,553.10, 353,220.30 and 102,364.80
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Solution
The fourth proportional to 235,553.10, 353,220.30 and 102,364.80 is: 153,499.68
Step by Step Solution
- Step 1: Write the proportion equation
235,553.10 : 353,220.30 = 102,364.80 : x - Step 2: Convert to fraction form
235,553.10/353,220.30 = 102,364.80/x - Step 3: Cross multiply
235,553.10x = 353,220.30 × 102,364.80 - Step 4: Simplify right side
235,553.10x = 36,157,325,365.44 - Step 5: Solve for x
x = 36,157,325,365.44/235,553.10 - Step 6: Final answer
x = 153,499.68
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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.