Finding the Fourth Proportional to 189,239.16, 283,880.72 and 62,890.68
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Solution
The fourth proportional to 189,239.16, 283,880.72 and 62,890.68 is: 94,343.32
Step by Step Solution
- Step 1: Write the proportion equation
189,239.16 : 283,880.72 = 62,890.68 : x - Step 2: Convert to fraction form
189,239.16/283,880.72 = 62,890.68/x - Step 3: Cross multiply
189,239.16x = 283,880.72 × 62,890.68 - Step 4: Simplify right side
189,239.16x = 17,853,451,519.69 - Step 5: Solve for x
x = 17,853,451,519.69/189,239.16 - Step 6: Final answer
x = 94,343.32
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1.5x scale
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.