Finding the Fourth Proportional to 123,727.70, 185,576.97 and 97,439.96
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Solution
The fourth proportional to 123,727.70, 185,576.97 and 97,439.96 is: 146,148.46
Step by Step Solution
- Step 1: Write the proportion equation
123,727.70 : 185,576.97 = 97,439.96 : x - Step 2: Convert to fraction form
123,727.70/185,576.97 = 97,439.96/x - Step 3: Cross multiply
123,727.70x = 185,576.97 × 97,439.96 - Step 4: Simplify right side
123,727.70x = 18,082,613,363.06 - Step 5: Solve for x
x = 18,082,613,363.06/123,727.70 - Step 6: Final answer
x = 146,148.46
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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.