Finding the Fourth Proportional to 84,231.06, 126,299.49 and 34,252.65
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Solution
The fourth proportional to 84,231.06, 126,299.49 and 34,252.65 is: 51,359.82
Step by Step Solution
- Step 1: Write the proportion equation
84,231.06 : 126,299.49 = 34,252.65 : x - Step 2: Convert to fraction form
84,231.06/126,299.49 = 34,252.65/x - Step 3: Cross multiply
84,231.06x = 126,299.49 × 34,252.65 - Step 4: Simplify right side
84,231.06x = 4,326,092,226.15 - Step 5: Solve for x
x = 4,326,092,226.15/84,231.06 - Step 6: Final answer
x = 51,359.82
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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.