Finding the Fourth Proportional to 177,672.80, 266,163.60 and 107,343.20
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Solution
The fourth proportional to 177,672.80, 266,163.60 and 107,343.20 is: 160,806.00
Step by Step Solution
- Step 1: Write the proportion equation
177,672.80 : 266,163.60 = 107,343.20 : x - Step 2: Convert to fraction form
177,672.80/266,163.60 = 107,343.20/x - Step 3: Cross multiply
177,672.80x = 266,163.60 × 107,343.20 - Step 4: Simplify right side
177,672.80x = 28,570,852,547.52 - Step 5: Solve for x
x = 28,570,852,547.52/177,672.80 - Step 6: Final answer
x = 160,806.00
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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.