Finding the Fourth Proportional to 233,912.16, 322,714.80 and 133,251.84
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Solution
The fourth proportional to 233,912.16, 322,714.80 and 133,251.84 is: 183,839.70
Step by Step Solution
- Step 1: Write the proportion equation
233,912.16 : 322,714.80 = 133,251.84 : x - Step 2: Convert to fraction form
233,912.16/322,714.80 = 133,251.84/x - Step 3: Cross multiply
233,912.16x = 322,714.80 × 133,251.84 - Step 4: Simplify right side
233,912.16x = 43,002,340,895.23 - Step 5: Solve for x
x = 43,002,340,895.23/233,912.16 - Step 6: Final answer
x = 183,839.70
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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.