Finding the Fourth Proportional to 194,391.02, 291,516.78 and 74,481.68
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Solution
The fourth proportional to 194,391.02, 291,516.78 and 74,481.68 is: 111,695.80
Step by Step Solution
- Step 1: Write the proportion equation
194,391.02 : 291,516.78 = 74,481.68 : x - Step 2: Convert to fraction form
194,391.02/291,516.78 = 74,481.68/x - Step 3: Cross multiply
194,391.02x = 291,516.78 × 74,481.68 - Step 4: Simplify right side
194,391.02x = 21,712,659,522.59 - Step 5: Solve for x
x = 21,712,659,522.59/194,391.02 - Step 6: Final answer
x = 111,695.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.