Finding the Fourth Proportional to 194,371.32, 291,576.42 and 54,130.08
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Solution
The fourth proportional to 194,371.32, 291,576.42 and 54,130.08 is: 81,200.53
Step by Step Solution
- Step 1: Write the proportion equation
194,371.32 : 291,576.42 = 54,130.08 : x - Step 2: Convert to fraction form
194,371.32/291,576.42 = 54,130.08/x - Step 3: Cross multiply
194,371.32x = 291,576.42 × 54,130.08 - Step 4: Simplify right side
194,371.32x = 15,783,054,940.71 - Step 5: Solve for x
x = 15,783,054,940.71/194,371.32 - Step 6: Final answer
x = 81,200.53
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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.