Finding the Fourth Proportional to 239,905.70, 331,068.06 and 132,482.99
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Solution
The fourth proportional to 239,905.70, 331,068.06 and 132,482.99 is: 182,825.53
Step by Step Solution
- Step 1: Write the proportion equation
239,905.70 : 331,068.06 = 132,482.99 : x - Step 2: Convert to fraction form
239,905.70/331,068.06 = 132,482.99/x - Step 3: Cross multiply
239,905.70x = 331,068.06 × 132,482.99 - Step 4: Simplify right side
239,905.70x = 43,860,887,309.97 - Step 5: Solve for x
x = 43,860,887,309.97/239,905.70 - Step 6: Final answer
x = 182,825.53
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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.