Finding the Fourth Proportional to 106,084.26, 159,153.12 and 39,526.56
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Solution
The fourth proportional to 106,084.26, 159,153.12 and 39,526.56 is: 59,299.80
Step by Step Solution
- Step 1: Write the proportion equation
106,084.26 : 159,153.12 = 39,526.56 : x - Step 2: Convert to fraction form
106,084.26/159,153.12 = 39,526.56/x - Step 3: Cross multiply
106,084.26x = 159,153.12 × 39,526.56 - Step 4: Simplify right side
106,084.26x = 6,290,775,346.87 - Step 5: Solve for x
x = 6,290,775,346.87/106,084.26 - Step 6: Final answer
x = 59,299.80
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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.