Finding the Fourth Proportional to 194,525.05, 291,704.92 and 76,177.57
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Solution
The fourth proportional to 194,525.05, 291,704.92 and 76,177.57 is: 114,233.99
Step by Step Solution
- Step 1: Write the proportion equation
194,525.05 : 291,704.92 = 76,177.57 : x - Step 2: Convert to fraction form
194,525.05/291,704.92 = 76,177.57/x - Step 3: Cross multiply
194,525.05x = 291,704.92 × 76,177.57 - Step 4: Simplify right side
194,525.05x = 22,221,371,962.64 - Step 5: Solve for x
x = 22,221,371,962.64/194,525.05 - Step 6: Final answer
x = 114,233.99
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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.