Finding the Fourth Proportional to 235,107.40, 352,812.30 and 130,001.80
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Solution
The fourth proportional to 235,107.40, 352,812.30 and 130,001.80 is: 195,086.31
Step by Step Solution
- Step 1: Write the proportion equation
235,107.40 : 352,812.30 = 130,001.80 : x - Step 2: Convert to fraction form
235,107.40/352,812.30 = 130,001.80/x - Step 3: Cross multiply
235,107.40x = 352,812.30 × 130,001.80 - Step 4: Simplify right side
235,107.40x = 45,866,234,062.14 - Step 5: Solve for x
x = 45,866,234,062.14/235,107.40 - Step 6: Final answer
x = 195,086.31
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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.