Finding the Fourth Proportional to 182,776.99, 274,170.20 and 86,691.76
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Solution
The fourth proportional to 182,776.99, 274,170.20 and 86,691.76 is: 130,039.88
Step by Step Solution
- Step 1: Write the proportion equation
182,776.99 : 274,170.20 = 86,691.76 : x - Step 2: Convert to fraction form
182,776.99/274,170.20 = 86,691.76/x - Step 3: Cross multiply
182,776.99x = 274,170.20 × 86,691.76 - Step 4: Simplify right side
182,776.99x = 23,768,297,177.55 - Step 5: Solve for x
x = 23,768,297,177.55/182,776.99 - Step 6: Final answer
x = 130,039.88
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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.