Finding the Fourth Proportional to 134,889.63, 202,334.28 and 40,119.42
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Solution
The fourth proportional to 134,889.63, 202,334.28 and 40,119.42 is: 60,179.08
Step by Step Solution
- Step 1: Write the proportion equation
134,889.63 : 202,334.28 = 40,119.42 : x - Step 2: Convert to fraction form
134,889.63/202,334.28 = 40,119.42/x - Step 3: Cross multiply
134,889.63x = 202,334.28 × 40,119.42 - Step 4: Simplify right side
134,889.63x = 8,117,533,959.72 - Step 5: Solve for x
x = 8,117,533,959.72/134,889.63 - Step 6: Final answer
x = 60,179.08
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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.