Finding the Fourth Proportional to 214,833.30, 321,759.08 and 102,592.14
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Solution
The fourth proportional to 214,833.30, 321,759.08 and 102,592.14 is: 153,653.80
Step by Step Solution
- Step 1: Write the proportion equation
214,833.30 : 321,759.08 = 102,592.14 : x - Step 2: Convert to fraction form
214,833.30/321,759.08 = 102,592.14/x - Step 3: Cross multiply
214,833.30x = 321,759.08 × 102,592.14 - Step 4: Simplify right side
214,833.30x = 33,009,952,581.63 - Step 5: Solve for x
x = 33,009,952,581.63/214,833.30 - Step 6: Final answer
x = 153,653.80
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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.