Finding the Fourth Proportional to 178,334.91, 267,516.96 and 73,154.79
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Solution
The fourth proportional to 178,334.91, 267,516.96 and 73,154.79 is: 109,738.17
Step by Step Solution
- Step 1: Write the proportion equation
178,334.91 : 267,516.96 = 73,154.79 : x - Step 2: Convert to fraction form
178,334.91/267,516.96 = 73,154.79/x - Step 3: Cross multiply
178,334.91x = 267,516.96 × 73,154.79 - Step 4: Simplify right side
178,334.91x = 19,570,147,030.24 - Step 5: Solve for x
x = 19,570,147,030.24/178,334.91 - Step 6: Final answer
x = 109,738.17
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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.