Finding the Fourth Proportional to 239,445.12, 359,219.64 and 119,566.56
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Solution
The fourth proportional to 239,445.12, 359,219.64 and 119,566.56 is: 179,375.79
Step by Step Solution
- Step 1: Write the proportion equation
239,445.12 : 359,219.64 = 119,566.56 : x - Step 2: Convert to fraction form
239,445.12/359,219.64 = 119,566.56/x - Step 3: Cross multiply
239,445.12x = 359,219.64 × 119,566.56 - Step 4: Simplify right side
239,445.12x = 42,950,656,639.24 - Step 5: Solve for x
x = 42,950,656,639.24/239,445.12 - Step 6: Final answer
x = 179,375.79
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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.