Finding the Fourth Proportional to 178,161.04, 267,254.03 and 71,544.99
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Solution
The fourth proportional to 178,161.04, 267,254.03 and 71,544.99 is: 107,322.49
Step by Step Solution
- Step 1: Write the proportion equation
178,161.04 : 267,254.03 = 71,544.99 : x - Step 2: Convert to fraction form
178,161.04/267,254.03 = 71,544.99/x - Step 3: Cross multiply
178,161.04x = 267,254.03 × 71,544.99 - Step 4: Simplify right side
178,161.04x = 19,120,686,903.81 - Step 5: Solve for x
x = 19,120,686,903.81/178,161.04 - Step 6: Final answer
x = 107,322.49
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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.