Finding the Fourth Proportional to 239,367.42, 330,329.34 and 131,941.62
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Solution
The fourth proportional to 239,367.42, 330,329.34 and 131,941.62 is: 182,080.70
Step by Step Solution
- Step 1: Write the proportion equation
239,367.42 : 330,329.34 = 131,941.62 : x - Step 2: Convert to fraction form
239,367.42/330,329.34 = 131,941.62/x - Step 3: Cross multiply
239,367.42x = 330,329.34 × 131,941.62 - Step 4: Simplify right side
239,367.42x = 43,584,188,253.13 - Step 5: Solve for x
x = 43,584,188,253.13/239,367.42 - Step 6: Final answer
x = 182,080.70
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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.