Finding the Fourth Proportional to 235,644.04, 353,412.79 and 67,160.75
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Solution
The fourth proportional to 235,644.04, 353,412.79 and 67,160.75 is: 100,725.94
Step by Step Solution
- Step 1: Write the proportion equation
235,644.04 : 353,412.79 = 67,160.75 : x - Step 2: Convert to fraction form
235,644.04/353,412.79 = 67,160.75/x - Step 3: Cross multiply
235,644.04x = 353,412.79 × 67,160.75 - Step 4: Simplify right side
235,644.04x = 23,735,468,035.99 - Step 5: Solve for x
x = 23,735,468,035.99/235,644.04 - Step 6: Final answer
x = 100,725.94
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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.