Finding the Fourth Proportional to 141,186.96, 194,844.36 and 84,597.12
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Solution
The fourth proportional to 141,186.96, 194,844.36 and 84,597.12 is: 116,747.83
Step by Step Solution
- Step 1: Write the proportion equation
141,186.96 : 194,844.36 = 84,597.12 : x - Step 2: Convert to fraction form
141,186.96/194,844.36 = 84,597.12/x - Step 3: Cross multiply
141,186.96x = 194,844.36 × 84,597.12 - Step 4: Simplify right side
141,186.96x = 16,483,271,704.24 - Step 5: Solve for x
x = 16,483,271,704.24/141,186.96 - Step 6: Final answer
x = 116,747.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.