Finding the Fourth Proportional to 189,235.56, 283,908.12 and 56,119.02
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Solution
The fourth proportional to 189,235.56, 283,908.12 and 56,119.02 is: 84,194.78
Step by Step Solution
- Step 1: Write the proportion equation
189,235.56 : 283,908.12 = 56,119.02 : x - Step 2: Convert to fraction form
189,235.56/283,908.12 = 56,119.02/x - Step 3: Cross multiply
189,235.56x = 283,908.12 × 56,119.02 - Step 4: Simplify right side
189,235.56x = 15,932,645,195.17 - Step 5: Solve for x
x = 15,932,645,195.17/189,235.56 - Step 6: Final answer
x = 84,194.78
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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.