Finding the Fourth Proportional to 189,708.93, 284,563.35 and 56,682.54
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Solution
The fourth proportional to 189,708.93, 284,563.35 and 56,682.54 is: 85,023.80
Step by Step Solution
- Step 1: Write the proportion equation
189,708.93 : 284,563.35 = 56,682.54 : x - Step 2: Convert to fraction form
189,708.93/284,563.35 = 56,682.54/x - Step 3: Cross multiply
189,708.93x = 284,563.35 × 56,682.54 - Step 4: Simplify right side
189,708.93x = 16,129,773,468.91 - Step 5: Solve for x
x = 16,129,773,468.91/189,708.93 - Step 6: Final answer
x = 85,023.80
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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.