Finding the Fourth Proportional to 178,519.09, 267,574.51 and 73,207.75
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Solution
The fourth proportional to 178,519.09, 267,574.51 and 73,207.75 is: 109,727.92
Step by Step Solution
- Step 1: Write the proportion equation
178,519.09 : 267,574.51 = 73,207.75 : x - Step 2: Convert to fraction form
178,519.09/267,574.51 = 73,207.75/x - Step 3: Cross multiply
178,519.09x = 267,574.51 × 73,207.75 - Step 4: Simplify right side
178,519.09x = 19,588,527,834.45 - Step 5: Solve for x
x = 19,588,527,834.45/178,519.09 - Step 6: Final answer
x = 109,727.92
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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.