Finding the Fourth Proportional to 365,398.88, 548,033.58 and 99,180.09
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Solution
The fourth proportional to 365,398.88, 548,033.58 and 99,180.09 is: 148,752.56
Step by Step Solution
- Step 1: Write the proportion equation
365,398.88 : 548,033.58 = 99,180.09 : x - Step 2: Convert to fraction form
365,398.88/548,033.58 = 99,180.09/x - Step 3: Cross multiply
365,398.88x = 548,033.58 × 99,180.09 - Step 4: Simplify right side
365,398.88x = 54,354,019,787.42 - Step 5: Solve for x
x = 54,354,019,787.42/365,398.88 - Step 6: Final answer
x = 148,752.56
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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.